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Finding the Fourth Proportional to 373,344.70, 560,017.05 and 231,303.10

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Solution

The fourth proportional to 373,344.70, 560,017.05 and 231,303.10 is: 346,954.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,344.70 : 560,017.05 = 231,303.10 : x
  2. Step 2: Convert to fraction form
    373,344.70/560,017.05 = 231,303.10/x
  3. Step 3: Cross multiply
    373,344.70x = 560,017.05 × 231,303.10
  4. Step 4: Simplify right side
    373,344.70x = 129,533,679,717.86
  5. Step 5: Solve for x
    x = 129,533,679,717.86/373,344.70
  6. Step 6: Final answer
    x = 346,954.65

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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.