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Finding the Fourth Proportional to 662,001.62, 911,822.03 and 508,746.38

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Solution

The fourth proportional to 662,001.62, 911,822.03 and 508,746.38 is: 700,732.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,001.62 : 911,822.03 = 508,746.38 : x
  2. Step 2: Convert to fraction form
    662,001.62/911,822.03 = 508,746.38/x
  3. Step 3: Cross multiply
    662,001.62x = 911,822.03 × 508,746.38
  4. Step 4: Simplify right side
    662,001.62x = 463,886,151,876.31
  5. Step 5: Solve for x
    x = 463,886,151,876.31/662,001.62
  6. Step 6: Final answer
    x = 700,732.66

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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.