Home / 1,154,705.52-1,731,854.16-313,322.88

Finding the Fourth Proportional to 1,154,705.52, 1,731,854.16 and 313,322.88

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Solution

The fourth proportional to 1,154,705.52, 1,731,854.16 and 313,322.88 is: 469,928.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,705.52 : 1,731,854.16 = 313,322.88 : x
  2. Step 2: Convert to fraction form
    1,154,705.52/1,731,854.16 = 313,322.88/x
  3. Step 3: Cross multiply
    1,154,705.52x = 1,731,854.16 × 313,322.88
  4. Step 4: Simplify right side
    1,154,705.52x = 542,629,533,151.18
  5. Step 5: Solve for x
    x = 542,629,533,151.18/1,154,705.52
  6. Step 6: Final answer
    x = 469,928.93

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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.