Home / 935,108.70-1,290,463.83-532,692.06

Finding the Fourth Proportional to 935,108.70, 1,290,463.83 and 532,692.06

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Solution

The fourth proportional to 935,108.70, 1,290,463.83 and 532,692.06 is: 735,122.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,108.70 : 1,290,463.83 = 532,692.06 : x
  2. Step 2: Convert to fraction form
    935,108.70/1,290,463.83 = 532,692.06/x
  3. Step 3: Cross multiply
    935,108.70x = 1,290,463.83 × 532,692.06
  4. Step 4: Simplify right side
    935,108.70x = 687,419,835,958.19
  5. Step 5: Solve for x
    x = 687,419,835,958.19/935,108.70
  6. Step 6: Final answer
    x = 735,122.92

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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.