Home / 928,446.74-1,281,192.35-514,944.50

Finding the Fourth Proportional to 928,446.74, 1,281,192.35 and 514,944.50

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Solution

The fourth proportional to 928,446.74, 1,281,192.35 and 514,944.50 is: 710,587.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,446.74 : 1,281,192.35 = 514,944.50 : x
  2. Step 2: Convert to fraction form
    928,446.74/1,281,192.35 = 514,944.50/x
  3. Step 3: Cross multiply
    928,446.74x = 1,281,192.35 × 514,944.50
  4. Step 4: Simplify right side
    928,446.74x = 659,742,950,145.53
  5. Step 5: Solve for x
    x = 659,742,950,145.53/928,446.74
  6. Step 6: Final answer
    x = 710,587.83

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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.