Home / 938,395.72-1,294,976.39-524,927.12

Finding the Fourth Proportional to 938,395.72, 1,294,976.39 and 524,927.12

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Solution

The fourth proportional to 938,395.72, 1,294,976.39 and 524,927.12 is: 724,394.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,395.72 : 1,294,976.39 = 524,927.12 : x
  2. Step 2: Convert to fraction form
    938,395.72/1,294,976.39 = 524,927.12/x
  3. Step 3: Cross multiply
    938,395.72x = 1,294,976.39 × 524,927.12
  4. Step 4: Simplify right side
    938,395.72x = 679,768,226,870.70
  5. Step 5: Solve for x
    x = 679,768,226,870.70/938,395.72
  6. Step 6: Final answer
    x = 724,394.00

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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.