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Finding the Fourth Proportional to 997,653.40, 1,496,480.10 and 997,653.40

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Solution

The fourth proportional to 997,653.40, 1,496,480.10 and 997,653.40 is: 1,496,480.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,653.40 : 1,496,480.10 = 997,653.40 : x
  2. Step 2: Convert to fraction form
    997,653.40/1,496,480.10 = 997,653.40/x
  3. Step 3: Cross multiply
    997,653.40x = 1,496,480.10 × 997,653.40
  4. Step 4: Simplify right side
    997,653.40x = 1,492,968,459,797.34
  5. Step 5: Solve for x
    x = 1,492,968,459,797.34/997,653.40
  6. Step 6: Final answer
    x = 1,496,480.10

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.