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Finding the Fourth Proportional to 966,434.73, 1,333,683.03 and 536,714.86

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Solution

The fourth proportional to 966,434.73, 1,333,683.03 and 536,714.86 is: 740,668.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,434.73 : 1,333,683.03 = 536,714.86 : x
  2. Step 2: Convert to fraction form
    966,434.73/1,333,683.03 = 536,714.86/x
  3. Step 3: Cross multiply
    966,434.73x = 1,333,683.03 × 536,714.86
  4. Step 4: Simplify right side
    966,434.73x = 715,807,500,730.83
  5. Step 5: Solve for x
    x = 715,807,500,730.83/966,434.73
  6. Step 6: Final answer
    x = 740,668.23

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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.