Home / 739,543.49-1,021,192.13-468,090.26

Finding the Fourth Proportional to 739,543.49, 1,021,192.13 and 468,090.26

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Solution

The fourth proportional to 739,543.49, 1,021,192.13 and 468,090.26 is: 646,358.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,543.49 : 1,021,192.13 = 468,090.26 : x
  2. Step 2: Convert to fraction form
    739,543.49/1,021,192.13 = 468,090.26/x
  3. Step 3: Cross multiply
    739,543.49x = 1,021,192.13 × 468,090.26
  4. Step 4: Simplify right side
    739,543.49x = 478,010,087,301.20
  5. Step 5: Solve for x
    x = 478,010,087,301.20/739,543.49
  6. Step 6: Final answer
    x = 646,358.32

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.