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Finding the Fourth Proportional to 615,307.77, 921,633.06 and 600,250.29

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Solution

The fourth proportional to 615,307.77, 921,633.06 and 600,250.29 is: 899,079.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,307.77 : 921,633.06 = 600,250.29 : x
  2. Step 2: Convert to fraction form
    615,307.77/921,633.06 = 600,250.29/x
  3. Step 3: Cross multiply
    615,307.77x = 921,633.06 × 600,250.29
  4. Step 4: Simplify right side
    615,307.77x = 553,210,511,538.59
  5. Step 5: Solve for x
    x = 553,210,511,538.59/615,307.77
  6. Step 6: Final answer
    x = 899,079.35

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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.