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Finding the Fourth Proportional to 907,712.70, 1,361,569.05 and 588,848.10

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Solution

The fourth proportional to 907,712.70, 1,361,569.05 and 588,848.10 is: 883,272.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,712.70 : 1,361,569.05 = 588,848.10 : x
  2. Step 2: Convert to fraction form
    907,712.70/1,361,569.05 = 588,848.10/x
  3. Step 3: Cross multiply
    907,712.70x = 1,361,569.05 × 588,848.10
  4. Step 4: Simplify right side
    907,712.70x = 801,757,348,111.31
  5. Step 5: Solve for x
    x = 801,757,348,111.31/907,712.70
  6. Step 6: Final answer
    x = 883,272.15

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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.