Home / 904,213.13-1,247,814.11-501,805.13

Finding the Fourth Proportional to 904,213.13, 1,247,814.11 and 501,805.13

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Solution

The fourth proportional to 904,213.13, 1,247,814.11 and 501,805.13 is: 692,491.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,213.13 : 1,247,814.11 = 501,805.13 : x
  2. Step 2: Convert to fraction form
    904,213.13/1,247,814.11 = 501,805.13/x
  3. Step 3: Cross multiply
    904,213.13x = 1,247,814.11 × 501,805.13
  4. Step 4: Simplify right side
    904,213.13x = 626,159,516,699.83
  5. Step 5: Solve for x
    x = 626,159,516,699.83/904,213.13
  6. Step 6: Final answer
    x = 692,491.07

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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.