Home / 912,612.56-1,368,814.24-238,758.88

Finding the Fourth Proportional to 912,612.56, 1,368,814.24 and 238,758.88

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Solution

The fourth proportional to 912,612.56, 1,368,814.24 and 238,758.88 is: 358,110.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,612.56 : 1,368,814.24 = 238,758.88 : x
  2. Step 2: Convert to fraction form
    912,612.56/1,368,814.24 = 238,758.88/x
  3. Step 3: Cross multiply
    912,612.56x = 1,368,814.24 × 238,758.88
  4. Step 4: Simplify right side
    912,612.56x = 326,816,554,870.45
  5. Step 5: Solve for x
    x = 326,816,554,870.45/912,612.56
  6. Step 6: Final answer
    x = 358,110.95

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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.