Home / 448,829.68-619,308.84-267,538.36

Finding the Fourth Proportional to 448,829.68, 619,308.84 and 267,538.36

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Solution

The fourth proportional to 448,829.68, 619,308.84 and 267,538.36 is: 369,157.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,829.68 : 619,308.84 = 267,538.36 : x
  2. Step 2: Convert to fraction form
    448,829.68/619,308.84 = 267,538.36/x
  3. Step 3: Cross multiply
    448,829.68x = 619,308.84 × 267,538.36
  4. Step 4: Simplify right side
    448,829.68x = 165,688,871,387.10
  5. Step 5: Solve for x
    x = 165,688,871,387.10/448,829.68
  6. Step 6: Final answer
    x = 369,157.56

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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.