Home / 907,332.54-1,252,123.38-499,475.22

Finding the Fourth Proportional to 907,332.54, 1,252,123.38 and 499,475.22

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Solution

The fourth proportional to 907,332.54, 1,252,123.38 and 499,475.22 is: 689,278.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,332.54 : 1,252,123.38 = 499,475.22 : x
  2. Step 2: Convert to fraction form
    907,332.54/1,252,123.38 = 499,475.22/x
  3. Step 3: Cross multiply
    907,332.54x = 1,252,123.38 × 499,475.22
  4. Step 4: Simplify right side
    907,332.54x = 625,404,600,692.64
  5. Step 5: Solve for x
    x = 625,404,600,692.64/907,332.54
  6. Step 6: Final answer
    x = 689,278.27

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Double scale
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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.