Home / 1,016,886.15-1,403,299.02-558,008.40

Finding the Fourth Proportional to 1,016,886.15, 1,403,299.02 and 558,008.40

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Solution

The fourth proportional to 1,016,886.15, 1,403,299.02 and 558,008.40 is: 770,049.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,886.15 : 1,403,299.02 = 558,008.40 : x
  2. Step 2: Convert to fraction form
    1,016,886.15/1,403,299.02 = 558,008.40/x
  3. Step 3: Cross multiply
    1,016,886.15x = 1,403,299.02 × 558,008.40
  4. Step 4: Simplify right side
    1,016,886.15x = 783,052,640,871.77
  5. Step 5: Solve for x
    x = 783,052,640,871.77/1,016,886.15
  6. Step 6: Final answer
    x = 770,049.47

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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.