Home / 849,663.60-1,274,498.64-344,234.16

Finding the Fourth Proportional to 849,663.60, 1,274,498.64 and 344,234.16

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Solution

The fourth proportional to 849,663.60, 1,274,498.64 and 344,234.16 is: 516,352.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,663.60 : 1,274,498.64 = 344,234.16 : x
  2. Step 2: Convert to fraction form
    849,663.60/1,274,498.64 = 344,234.16/x
  3. Step 3: Cross multiply
    849,663.60x = 1,274,498.64 × 344,234.16
  4. Step 4: Simplify right side
    849,663.60x = 438,725,968,761.54
  5. Step 5: Solve for x
    x = 438,725,968,761.54/849,663.60
  6. Step 6: Final answer
    x = 516,352.55

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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.