Home / 732,675.70-1,099,013.55-520,099.30

Finding the Fourth Proportional to 732,675.70, 1,099,013.55 and 520,099.30

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Solution

The fourth proportional to 732,675.70, 1,099,013.55 and 520,099.30 is: 780,148.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,675.70 : 1,099,013.55 = 520,099.30 : x
  2. Step 2: Convert to fraction form
    732,675.70/1,099,013.55 = 520,099.30/x
  3. Step 3: Cross multiply
    732,675.70x = 1,099,013.55 × 520,099.30
  4. Step 4: Simplify right side
    732,675.70x = 571,596,178,045.52
  5. Step 5: Solve for x
    x = 571,596,178,045.52/732,675.70
  6. Step 6: Final answer
    x = 780,148.95

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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.