Home / 749,940.47-1,034,917.18-423,322.23

Finding the Fourth Proportional to 749,940.47, 1,034,917.18 and 423,322.23

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Solution

The fourth proportional to 749,940.47, 1,034,917.18 and 423,322.23 is: 584,184.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,940.47 : 1,034,917.18 = 423,322.23 : x
  2. Step 2: Convert to fraction form
    749,940.47/1,034,917.18 = 423,322.23/x
  3. Step 3: Cross multiply
    749,940.47x = 1,034,917.18 × 423,322.23
  4. Step 4: Simplify right side
    749,940.47x = 438,103,448,502.91
  5. Step 5: Solve for x
    x = 438,103,448,502.91/749,940.47
  6. Step 6: Final answer
    x = 584,184.30

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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.