Home / 1,248,203.43-1,872,358.45-490,209.17

Finding the Fourth Proportional to 1,248,203.43, 1,872,358.45 and 490,209.17

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Solution

The fourth proportional to 1,248,203.43, 1,872,358.45 and 490,209.17 is: 735,334.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,203.43 : 1,872,358.45 = 490,209.17 : x
  2. Step 2: Convert to fraction form
    1,248,203.43/1,872,358.45 = 490,209.17/x
  3. Step 3: Cross multiply
    1,248,203.43x = 1,872,358.45 × 490,209.17
  4. Step 4: Simplify right side
    1,248,203.43x = 917,847,285,078.59
  5. Step 5: Solve for x
    x = 917,847,285,078.59/1,248,203.43
  6. Step 6: Final answer
    x = 735,334.70

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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.