Home / 938,393.72-1,294,973.63-524,925.12

Finding the Fourth Proportional to 938,393.72, 1,294,973.63 and 524,925.12

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Solution

The fourth proportional to 938,393.72, 1,294,973.63 and 524,925.12 is: 724,391.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,393.72 : 1,294,973.63 = 524,925.12 : x
  2. Step 2: Convert to fraction form
    938,393.72/1,294,973.63 = 524,925.12/x
  3. Step 3: Cross multiply
    938,393.72x = 1,294,973.63 × 524,925.12
  4. Step 4: Simplify right side
    938,393.72x = 679,764,188,124.59
  5. Step 5: Solve for x
    x = 679,764,188,124.59/938,393.72
  6. Step 6: Final answer
    x = 724,391.24

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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.