Home / 906,159.15-1,359,385.74-298,766.07

Finding the Fourth Proportional to 906,159.15, 1,359,385.74 and 298,766.07

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Solution

The fourth proportional to 906,159.15, 1,359,385.74 and 298,766.07 is: 448,197.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,159.15 : 1,359,385.74 = 298,766.07 : x
  2. Step 2: Convert to fraction form
    906,159.15/1,359,385.74 = 298,766.07/x
  3. Step 3: Cross multiply
    906,159.15x = 1,359,385.74 × 298,766.07
  4. Step 4: Simplify right side
    906,159.15x = 406,138,335,153.84
  5. Step 5: Solve for x
    x = 406,138,335,153.84/906,159.15
  6. Step 6: Final answer
    x = 448,197.58

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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.