Home / 966,156.72-1,333,270.90-536,425.80

Finding the Fourth Proportional to 966,156.72, 1,333,270.90 and 536,425.80

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Solution

The fourth proportional to 966,156.72, 1,333,270.90 and 536,425.80 is: 740,253.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,156.72 : 1,333,270.90 = 536,425.80 : x
  2. Step 2: Convert to fraction form
    966,156.72/1,333,270.90 = 536,425.80/x
  3. Step 3: Cross multiply
    966,156.72x = 1,333,270.90 × 536,425.80
  4. Step 4: Simplify right side
    966,156.72x = 715,200,909,149.22
  5. Step 5: Solve for x
    x = 715,200,909,149.22/966,156.72
  6. Step 6: Final answer
    x = 740,253.52

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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.