Home / 707,177.07-1,059,077.18-407,026.74

Finding the Fourth Proportional to 707,177.07, 1,059,077.18 and 407,026.74

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Solution

The fourth proportional to 707,177.07, 1,059,077.18 and 407,026.74 is: 609,568.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,177.07 : 1,059,077.18 = 407,026.74 : x
  2. Step 2: Convert to fraction form
    707,177.07/1,059,077.18 = 407,026.74/x
  3. Step 3: Cross multiply
    707,177.07x = 1,059,077.18 × 407,026.74
  4. Step 4: Simplify right side
    707,177.07x = 431,072,729,948.66
  5. Step 5: Solve for x
    x = 431,072,729,948.66/707,177.07
  6. Step 6: Final answer
    x = 609,568.31

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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.