Home / 898,152.30-1,347,228.45-579,287.70

Finding the Fourth Proportional to 898,152.30, 1,347,228.45 and 579,287.70

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Solution

The fourth proportional to 898,152.30, 1,347,228.45 and 579,287.70 is: 868,931.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,152.30 : 1,347,228.45 = 579,287.70 : x
  2. Step 2: Convert to fraction form
    898,152.30/1,347,228.45 = 579,287.70/x
  3. Step 3: Cross multiply
    898,152.30x = 1,347,228.45 × 579,287.70
  4. Step 4: Simplify right side
    898,152.30x = 780,432,870,175.07
  5. Step 5: Solve for x
    x = 780,432,870,175.07/898,152.30
  6. Step 6: Final answer
    x = 868,931.55

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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.