Home / 454,932.16-627,808.47-250,985.50

Finding the Fourth Proportional to 454,932.16, 627,808.47 and 250,985.50

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Solution

The fourth proportional to 454,932.16, 627,808.47 and 250,985.50 is: 346,361.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,932.16 : 627,808.47 = 250,985.50 : x
  2. Step 2: Convert to fraction form
    454,932.16/627,808.47 = 250,985.50/x
  3. Step 3: Cross multiply
    454,932.16x = 627,808.47 × 250,985.50
  4. Step 4: Simplify right side
    454,932.16x = 157,570,822,747.19
  5. Step 5: Solve for x
    x = 157,570,822,747.19/454,932.16
  6. Step 6: Final answer
    x = 346,361.14

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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.