Home / 651,041.20-975,784.20-335,335.60

Finding the Fourth Proportional to 651,041.20, 975,784.20 and 335,335.60

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Solution

The fourth proportional to 651,041.20, 975,784.20 and 335,335.60 is: 502,602.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,041.20 : 975,784.20 = 335,335.60 : x
  2. Step 2: Convert to fraction form
    651,041.20/975,784.20 = 335,335.60/x
  3. Step 3: Cross multiply
    651,041.20x = 975,784.20 × 335,335.60
  4. Step 4: Simplify right side
    651,041.20x = 327,215,180,177.52
  5. Step 5: Solve for x
    x = 327,215,180,177.52/651,041.20
  6. Step 6: Final answer
    x = 502,602.88

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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.