Home / 1,072,605.70-1,609,124.56-314,445.70

Finding the Fourth Proportional to 1,072,605.70, 1,609,124.56 and 314,445.70

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Solution

The fourth proportional to 1,072,605.70, 1,609,124.56 and 314,445.70 is: 471,731.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,605.70 : 1,609,124.56 = 314,445.70 : x
  2. Step 2: Convert to fraction form
    1,072,605.70/1,609,124.56 = 314,445.70/x
  3. Step 3: Cross multiply
    1,072,605.70x = 1,609,124.56 × 314,445.70
  4. Step 4: Simplify right side
    1,072,605.70x = 505,982,298,656.39
  5. Step 5: Solve for x
    x = 505,982,298,656.39/1,072,605.70
  6. Step 6: Final answer
    x = 471,731.88

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1.5x scale

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.