Home / 802,402.58-1,107,429.01-496,577.52

Finding the Fourth Proportional to 802,402.58, 1,107,429.01 and 496,577.52

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Solution

The fourth proportional to 802,402.58, 1,107,429.01 and 496,577.52 is: 685,347.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,402.58 : 1,107,429.01 = 496,577.52 : x
  2. Step 2: Convert to fraction form
    802,402.58/1,107,429.01 = 496,577.52/x
  3. Step 3: Cross multiply
    802,402.58x = 1,107,429.01 × 496,577.52
  4. Step 4: Simplify right side
    802,402.58x = 549,924,350,120.41
  5. Step 5: Solve for x
    x = 549,924,350,120.41/802,402.58
  6. Step 6: Final answer
    x = 685,347.18

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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.