Home / 729,488.20-1,006,779.10-606,764.06

Finding the Fourth Proportional to 729,488.20, 1,006,779.10 and 606,764.06

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Solution

The fourth proportional to 729,488.20, 1,006,779.10 and 606,764.06 is: 837,405.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,488.20 : 1,006,779.10 = 606,764.06 : x
  2. Step 2: Convert to fraction form
    729,488.20/1,006,779.10 = 606,764.06/x
  3. Step 3: Cross multiply
    729,488.20x = 1,006,779.10 × 606,764.06
  4. Step 4: Simplify right side
    729,488.20x = 610,877,374,239.15
  5. Step 5: Solve for x
    x = 610,877,374,239.15/729,488.20
  6. Step 6: Final answer
    x = 837,405.43

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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.