Home / 997,586.70-1,496,574.45-398,445.90

Finding the Fourth Proportional to 997,586.70, 1,496,574.45 and 398,445.90

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Solution

The fourth proportional to 997,586.70, 1,496,574.45 and 398,445.90 is: 597,746.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,586.70 : 1,496,574.45 = 398,445.90 : x
  2. Step 2: Convert to fraction form
    997,586.70/1,496,574.45 = 398,445.90/x
  3. Step 3: Cross multiply
    997,586.70x = 1,496,574.45 × 398,445.90
  4. Step 4: Simplify right side
    997,586.70x = 596,303,953,647.26
  5. Step 5: Solve for x
    x = 596,303,953,647.26/997,586.70
  6. Step 6: Final answer
    x = 597,746.50

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Double scale
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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.