Home / 765,065.70-1,147,598.55-460,635.30

Finding the Fourth Proportional to 765,065.70, 1,147,598.55 and 460,635.30

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Solution

The fourth proportional to 765,065.70, 1,147,598.55 and 460,635.30 is: 690,952.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,065.70 : 1,147,598.55 = 460,635.30 : x
  2. Step 2: Convert to fraction form
    765,065.70/1,147,598.55 = 460,635.30/x
  3. Step 3: Cross multiply
    765,065.70x = 1,147,598.55 × 460,635.30
  4. Step 4: Simplify right side
    765,065.70x = 528,624,402,358.82
  5. Step 5: Solve for x
    x = 528,624,402,358.82/765,065.70
  6. Step 6: Final answer
    x = 690,952.95

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Similar ratio
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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.