Home / 1,154,404.20-1,731,606.24-312,934.08

Finding the Fourth Proportional to 1,154,404.20, 1,731,606.24 and 312,934.08

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Solution

The fourth proportional to 1,154,404.20, 1,731,606.24 and 312,934.08 is: 469,401.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,404.20 : 1,731,606.24 = 312,934.08 : x
  2. Step 2: Convert to fraction form
    1,154,404.20/1,731,606.24 = 312,934.08/x
  3. Step 3: Cross multiply
    1,154,404.20x = 1,731,606.24 × 312,934.08
  4. Step 4: Simplify right side
    1,154,404.20x = 541,878,605,636.66
  5. Step 5: Solve for x
    x = 541,878,605,636.66/1,154,404.20
  6. Step 6: Final answer
    x = 469,401.10

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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.