Home / 1,154,296.98-1,731,445.47-312,848.73

Finding the Fourth Proportional to 1,154,296.98, 1,731,445.47 and 312,848.73

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Solution

The fourth proportional to 1,154,296.98, 1,731,445.47 and 312,848.73 is: 469,273.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,296.98 : 1,731,445.47 = 312,848.73 : x
  2. Step 2: Convert to fraction form
    1,154,296.98/1,731,445.47 = 312,848.73/x
  3. Step 3: Cross multiply
    1,154,296.98x = 1,731,445.47 × 312,848.73
  4. Step 4: Simplify right side
    1,154,296.98x = 541,680,516,353.75
  5. Step 5: Solve for x
    x = 541,680,516,353.75/1,154,296.98
  6. Step 6: Final answer
    x = 469,273.10

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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.