Home / 910,690.60-1,366,102.20-349,725.10

Finding the Fourth Proportional to 910,690.60, 1,366,102.20 and 349,725.10

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Solution

The fourth proportional to 910,690.60, 1,366,102.20 and 349,725.10 is: 524,613.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,690.60 : 1,366,102.20 = 349,725.10 : x
  2. Step 2: Convert to fraction form
    910,690.60/1,366,102.20 = 349,725.10/x
  3. Step 3: Cross multiply
    910,690.60x = 1,366,102.20 × 349,725.10
  4. Step 4: Simplify right side
    910,690.60x = 477,760,228,505.22
  5. Step 5: Solve for x
    x = 477,760,228,505.22/910,690.60
  6. Step 6: Final answer
    x = 524,613.11

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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.