Home / 417,966.13-576,969.84-282,184

Finding the Fourth Proportional to 417,966.13, 576,969.84 and 282,184

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Solution

The fourth proportional to 417,966.13, 576,969.84 and 282,184 is: 389,533.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,966.13 : 576,969.84 = 282,184 : x
  2. Step 2: Convert to fraction form
    417,966.13/576,969.84 = 282,184/x
  3. Step 3: Cross multiply
    417,966.13x = 576,969.84 × 282,184
  4. Step 4: Simplify right side
    417,966.13x = 162,811,657,330.56
  5. Step 5: Solve for x
    x = 162,811,657,330.56/417,966.13
  6. Step 6: Final answer
    x = 389,533.14

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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.