Home / 869,649.55-1,304,461.35-301,444.27

Finding the Fourth Proportional to 869,649.55, 1,304,461.35 and 301,444.27

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Solution

The fourth proportional to 869,649.55, 1,304,461.35 and 301,444.27 is: 452,161.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,649.55 : 1,304,461.35 = 301,444.27 : x
  2. Step 2: Convert to fraction form
    869,649.55/1,304,461.35 = 301,444.27/x
  3. Step 3: Cross multiply
    869,649.55x = 1,304,461.35 × 301,444.27
  4. Step 4: Simplify right side
    869,649.55x = 393,222,392,871.66
  5. Step 5: Solve for x
    x = 393,222,392,871.66/869,649.55
  6. Step 6: Final answer
    x = 452,161.90

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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.