Home / 1,016,886.61-1,403,299.66-558,008.86

Finding the Fourth Proportional to 1,016,886.61, 1,403,299.66 and 558,008.86

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Solution

The fourth proportional to 1,016,886.61, 1,403,299.66 and 558,008.86 is: 770,050.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,886.61 : 1,403,299.66 = 558,008.86 : x
  2. Step 2: Convert to fraction form
    1,016,886.61/1,403,299.66 = 558,008.86/x
  3. Step 3: Cross multiply
    1,016,886.61x = 1,403,299.66 × 558,008.86
  4. Step 4: Simplify right side
    1,016,886.61x = 783,053,646,740.96
  5. Step 5: Solve for x
    x = 783,053,646,740.96/1,016,886.61
  6. Step 6: Final answer
    x = 770,050.11

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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.