Home / 736,627.04-1,104,961.92-287,329.76

Finding the Fourth Proportional to 736,627.04, 1,104,961.92 and 287,329.76

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Solution

The fourth proportional to 736,627.04, 1,104,961.92 and 287,329.76 is: 431,002.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,627.04 : 1,104,961.92 = 287,329.76 : x
  2. Step 2: Convert to fraction form
    736,627.04/1,104,961.92 = 287,329.76/x
  3. Step 3: Cross multiply
    736,627.04x = 1,104,961.92 × 287,329.76
  4. Step 4: Simplify right side
    736,627.04x = 317,488,443,282.74
  5. Step 5: Solve for x
    x = 317,488,443,282.74/736,627.04
  6. Step 6: Final answer
    x = 431,002.97

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1.5x scale

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.