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Finding the Fourth Proportional to 334,799, 462,202.55 and 258,150.12

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Solution

The fourth proportional to 334,799, 462,202.55 and 258,150.12 is: 356,385.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,799 : 462,202.55 = 258,150.12 : x
  2. Step 2: Convert to fraction form
    334,799/462,202.55 = 258,150.12/x
  3. Step 3: Cross multiply
    334,799x = 462,202.55 × 258,150.12
  4. Step 4: Simplify right side
    334,799x = 119,317,643,746.81
  5. Step 5: Solve for x
    x = 119,317,643,746.81/334,799
  6. Step 6: Final answer
    x = 356,385.90

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1.5x scale

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.