Home / 849,917.92-1,172,886.90-462,733.36

Finding the Fourth Proportional to 849,917.92, 1,172,886.90 and 462,733.36

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Solution

The fourth proportional to 849,917.92, 1,172,886.90 and 462,733.36 is: 638,572.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,917.92 : 1,172,886.90 = 462,733.36 : x
  2. Step 2: Convert to fraction form
    849,917.92/1,172,886.90 = 462,733.36/x
  3. Step 3: Cross multiply
    849,917.92x = 1,172,886.90 × 462,733.36
  4. Step 4: Simplify right side
    849,917.92x = 542,733,896,136.98
  5. Step 5: Solve for x
    x = 542,733,896,136.98/849,917.92
  6. Step 6: Final answer
    x = 638,572.13

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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.