Home / 898,337.70-1,347,506.55-579,473.10

Finding the Fourth Proportional to 898,337.70, 1,347,506.55 and 579,473.10

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Solution

The fourth proportional to 898,337.70, 1,347,506.55 and 579,473.10 is: 869,209.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,337.70 : 1,347,506.55 = 579,473.10 : x
  2. Step 2: Convert to fraction form
    898,337.70/1,347,506.55 = 579,473.10/x
  3. Step 3: Cross multiply
    898,337.70x = 1,347,506.55 × 579,473.10
  4. Step 4: Simplify right side
    898,337.70x = 780,843,797,798.81
  5. Step 5: Solve for x
    x = 780,843,797,798.81/898,337.70
  6. Step 6: Final answer
    x = 869,209.65

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Similar ratio
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1.5x scale

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.