Home / 1,237,545.75-1,856,320.10-338,995.24

Finding the Fourth Proportional to 1,237,545.75, 1,856,320.10 and 338,995.24

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Solution

The fourth proportional to 1,237,545.75, 1,856,320.10 and 338,995.24 is: 508,493.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,545.75 : 1,856,320.10 = 338,995.24 : x
  2. Step 2: Convert to fraction form
    1,237,545.75/1,856,320.10 = 338,995.24/x
  3. Step 3: Cross multiply
    1,237,545.75x = 1,856,320.10 × 338,995.24
  4. Step 4: Simplify right side
    1,237,545.75x = 629,283,671,480.55
  5. Step 5: Solve for x
    x = 629,283,671,480.55/1,237,545.75
  6. Step 6: Final answer
    x = 508,493.26

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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.