Home / 1,072,996.95-1,609,744.56-314,807.79

Finding the Fourth Proportional to 1,072,996.95, 1,609,744.56 and 314,807.79

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Solution

The fourth proportional to 1,072,996.95, 1,609,744.56 and 314,807.79 is: 472,284.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,996.95 : 1,609,744.56 = 314,807.79 : x
  2. Step 2: Convert to fraction form
    1,072,996.95/1,609,744.56 = 314,807.79/x
  3. Step 3: Cross multiply
    1,072,996.95x = 1,609,744.56 × 314,807.79
  4. Step 4: Simplify right side
    1,072,996.95x = 506,760,127,398.12
  5. Step 5: Solve for x
    x = 506,760,127,398.12/1,072,996.95
  6. Step 6: Final answer
    x = 472,284.78

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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.