Home / 668,459.08-1,003,543.50-574,291.72

Finding the Fourth Proportional to 668,459.08, 1,003,543.50 and 574,291.72

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Solution

The fourth proportional to 668,459.08, 1,003,543.50 and 574,291.72 is: 862,172.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,459.08 : 1,003,543.50 = 574,291.72 : x
  2. Step 2: Convert to fraction form
    668,459.08/1,003,543.50 = 574,291.72/x
  3. Step 3: Cross multiply
    668,459.08x = 1,003,543.50 × 574,291.72
  4. Step 4: Simplify right side
    668,459.08x = 576,326,722,709.82
  5. Step 5: Solve for x
    x = 576,326,722,709.82/668,459.08
  6. Step 6: Final answer
    x = 862,172.03

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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.