Home / 307,973.95-462,781.01-165,928.30

Finding the Fourth Proportional to 307,973.95, 462,781.01 and 165,928.30

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Solution

The fourth proportional to 307,973.95, 462,781.01 and 165,928.30 is: 249,334.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,973.95 : 462,781.01 = 165,928.30 : x
  2. Step 2: Convert to fraction form
    307,973.95/462,781.01 = 165,928.30/x
  3. Step 3: Cross multiply
    307,973.95x = 462,781.01 × 165,928.30
  4. Step 4: Simplify right side
    307,973.95x = 76,788,465,519.45
  5. Step 5: Solve for x
    x = 76,788,465,519.45/307,973.95
  6. Step 6: Final answer
    x = 249,334.29

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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.