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Finding the Fourth Proportional to 652,611.38, 900,589.92 and 362,206.04

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Solution

The fourth proportional to 652,611.38, 900,589.92 and 362,206.04 is: 499,836.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,611.38 : 900,589.92 = 362,206.04 : x
  2. Step 2: Convert to fraction form
    652,611.38/900,589.92 = 362,206.04/x
  3. Step 3: Cross multiply
    652,611.38x = 900,589.92 × 362,206.04
  4. Step 4: Simplify right side
    652,611.38x = 326,199,108,587.12
  5. Step 5: Solve for x
    x = 326,199,108,587.12/652,611.38
  6. Step 6: Final answer
    x = 499,836.68

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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.