Home / 904,082.76-1,247,692.52-501,674.76

Finding the Fourth Proportional to 904,082.76, 1,247,692.52 and 501,674.76

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Solution

The fourth proportional to 904,082.76, 1,247,692.52 and 501,674.76 is: 692,343.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,082.76 : 1,247,692.52 = 501,674.76 : x
  2. Step 2: Convert to fraction form
    904,082.76/1,247,692.52 = 501,674.76/x
  3. Step 3: Cross multiply
    904,082.76x = 1,247,692.52 × 501,674.76
  4. Step 4: Simplify right side
    904,082.76x = 625,935,845,524.80
  5. Step 5: Solve for x
    x = 625,935,845,524.80/904,082.76
  6. Step 6: Final answer
    x = 692,343.53

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Double scale
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Similar ratio
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1.5x scale

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.