Home / 724,951.70-1,087,427.55-501,002.90

Finding the Fourth Proportional to 724,951.70, 1,087,427.55 and 501,002.90

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Solution

The fourth proportional to 724,951.70, 1,087,427.55 and 501,002.90 is: 751,504.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,951.70 : 1,087,427.55 = 501,002.90 : x
  2. Step 2: Convert to fraction form
    724,951.70/1,087,427.55 = 501,002.90/x
  3. Step 3: Cross multiply
    724,951.70x = 1,087,427.55 × 501,002.90
  4. Step 4: Simplify right side
    724,951.70x = 544,804,356,089.90
  5. Step 5: Solve for x
    x = 544,804,356,089.90/724,951.70
  6. Step 6: Final answer
    x = 751,504.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.