Home / 876,607.52-1,314,948.80-344,243.74

Finding the Fourth Proportional to 876,607.52, 1,314,948.80 and 344,243.74

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Solution

The fourth proportional to 876,607.52, 1,314,948.80 and 344,243.74 is: 516,380.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,607.52 : 1,314,948.80 = 344,243.74 : x
  2. Step 2: Convert to fraction form
    876,607.52/1,314,948.80 = 344,243.74/x
  3. Step 3: Cross multiply
    876,607.52x = 1,314,948.80 × 344,243.74
  4. Step 4: Simplify right side
    876,607.52x = 452,662,892,820.51
  5. Step 5: Solve for x
    x = 452,662,892,820.51/876,607.52
  6. Step 6: Final answer
    x = 516,380.34

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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.