Home / 668,236.04-1,003,209.43-574,068.68

Finding the Fourth Proportional to 668,236.04, 1,003,209.43 and 574,068.68

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Solution

The fourth proportional to 668,236.04, 1,003,209.43 and 574,068.68 is: 861,837.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,236.04 : 1,003,209.43 = 574,068.68 : x
  2. Step 2: Convert to fraction form
    668,236.04/1,003,209.43 = 574,068.68/x
  3. Step 3: Cross multiply
    668,236.04x = 1,003,209.43 × 574,068.68
  4. Step 4: Simplify right side
    668,236.04x = 575,911,113,243.65
  5. Step 5: Solve for x
    x = 575,911,113,243.65/668,236.04
  6. Step 6: Final answer
    x = 861,837.85

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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.