Home / 966,078.61-1,333,136.44-536,331.06

Finding the Fourth Proportional to 966,078.61, 1,333,136.44 and 536,331.06

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Solution

The fourth proportional to 966,078.61, 1,333,136.44 and 536,331.06 is: 740,107.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,078.61 : 1,333,136.44 = 536,331.06 : x
  2. Step 2: Convert to fraction form
    966,078.61/1,333,136.44 = 536,331.06/x
  3. Step 3: Cross multiply
    966,078.61x = 1,333,136.44 × 536,331.06
  4. Step 4: Simplify right side
    966,078.61x = 715,002,479,989.83
  5. Step 5: Solve for x
    x = 715,002,479,989.83/966,078.61
  6. Step 6: Final answer
    x = 740,107.97

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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.