Home / 882,062.40-1,217,246.20-500,089.20

Finding the Fourth Proportional to 882,062.40, 1,217,246.20 and 500,089.20

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Solution

The fourth proportional to 882,062.40, 1,217,246.20 and 500,089.20 is: 690,123.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,062.40 : 1,217,246.20 = 500,089.20 : x
  2. Step 2: Convert to fraction form
    882,062.40/1,217,246.20 = 500,089.20/x
  3. Step 3: Cross multiply
    882,062.40x = 1,217,246.20 × 500,089.20
  4. Step 4: Simplify right side
    882,062.40x = 608,731,678,361.04
  5. Step 5: Solve for x
    x = 608,731,678,361.04/882,062.40
  6. Step 6: Final answer
    x = 690,123.15

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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.