Home / 930,732.64-1,284,271.12-522,756.29

Finding the Fourth Proportional to 930,732.64, 1,284,271.12 and 522,756.29

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Solution

The fourth proportional to 930,732.64, 1,284,271.12 and 522,756.29 is: 721,325.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,732.64 : 1,284,271.12 = 522,756.29 : x
  2. Step 2: Convert to fraction form
    930,732.64/1,284,271.12 = 522,756.29/x
  3. Step 3: Cross multiply
    930,732.64x = 1,284,271.12 × 522,756.29
  4. Step 4: Simplify right side
    930,732.64x = 671,360,806,045.35
  5. Step 5: Solve for x
    x = 671,360,806,045.35/930,732.64
  6. Step 6: Final answer
    x = 721,325.09

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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.