Home / 366,925.60-550,388.40-278,352.10

Finding the Fourth Proportional to 366,925.60, 550,388.40 and 278,352.10

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Solution

The fourth proportional to 366,925.60, 550,388.40 and 278,352.10 is: 417,528.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,925.60 : 550,388.40 = 278,352.10 : x
  2. Step 2: Convert to fraction form
    366,925.60/550,388.40 = 278,352.10/x
  3. Step 3: Cross multiply
    366,925.60x = 550,388.40 × 278,352.10
  4. Step 4: Simplify right side
    366,925.60x = 153,201,766,955.64
  5. Step 5: Solve for x
    x = 153,201,766,955.64/366,925.60
  6. Step 6: Final answer
    x = 417,528.15

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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.