Home / 727,219.04-1,003,650.27-417,235.10

Finding the Fourth Proportional to 727,219.04, 1,003,650.27 and 417,235.10

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Solution

The fourth proportional to 727,219.04, 1,003,650.27 and 417,235.10 is: 575,834.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,219.04 : 1,003,650.27 = 417,235.10 : x
  2. Step 2: Convert to fraction form
    727,219.04/1,003,650.27 = 417,235.10/x
  3. Step 3: Cross multiply
    727,219.04x = 1,003,650.27 × 417,235.10
  4. Step 4: Simplify right side
    727,219.04x = 418,758,120,768.48
  5. Step 5: Solve for x
    x = 418,758,120,768.48/727,219.04
  6. Step 6: Final answer
    x = 575,834.92

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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.