Home / 1,073,702.30-1,609,372.47-442,271.66

Finding the Fourth Proportional to 1,073,702.30, 1,609,372.47 and 442,271.66

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Solution

The fourth proportional to 1,073,702.30, 1,609,372.47 and 442,271.66 is: 662,921.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,702.30 : 1,609,372.47 = 442,271.66 : x
  2. Step 2: Convert to fraction form
    1,073,702.30/1,609,372.47 = 442,271.66/x
  3. Step 3: Cross multiply
    1,073,702.30x = 1,609,372.47 × 442,271.66
  4. Step 4: Simplify right side
    1,073,702.30x = 711,779,833,865.20
  5. Step 5: Solve for x
    x = 711,779,833,865.20/1,073,702.30
  6. Step 6: Final answer
    x = 662,921.03

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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.