Home / 851,096.32-1,174,459.52-469,102.08

Finding the Fourth Proportional to 851,096.32, 1,174,459.52 and 469,102.08

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Solution

The fourth proportional to 851,096.32, 1,174,459.52 and 469,102.08 is: 647,331.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,096.32 : 1,174,459.52 = 469,102.08 : x
  2. Step 2: Convert to fraction form
    851,096.32/1,174,459.52 = 469,102.08/x
  3. Step 3: Cross multiply
    851,096.32x = 1,174,459.52 × 469,102.08
  4. Step 4: Simplify right side
    851,096.32x = 550,941,403,707.80
  5. Step 5: Solve for x
    x = 550,941,403,707.80/851,096.32
  6. Step 6: Final answer
    x = 647,331.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.