Home / 762,935.76-1,052,802.36-476,438.76

Finding the Fourth Proportional to 762,935.76, 1,052,802.36 and 476,438.76

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Solution

The fourth proportional to 762,935.76, 1,052,802.36 and 476,438.76 is: 657,454.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,935.76 : 1,052,802.36 = 476,438.76 : x
  2. Step 2: Convert to fraction form
    762,935.76/1,052,802.36 = 476,438.76/x
  3. Step 3: Cross multiply
    762,935.76x = 1,052,802.36 × 476,438.76
  4. Step 4: Simplify right side
    762,935.76x = 501,595,850,923.47
  5. Step 5: Solve for x
    x = 501,595,850,923.47/762,935.76
  6. Step 6: Final answer
    x = 657,454.90

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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.