Home / 527,132.40-790,504.20-260,804.40

Finding the Fourth Proportional to 527,132.40, 790,504.20 and 260,804.40

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Solution

The fourth proportional to 527,132.40, 790,504.20 and 260,804.40 is: 391,110.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,132.40 : 790,504.20 = 260,804.40 : x
  2. Step 2: Convert to fraction form
    527,132.40/790,504.20 = 260,804.40/x
  3. Step 3: Cross multiply
    527,132.40x = 790,504.20 × 260,804.40
  4. Step 4: Simplify right side
    527,132.40x = 206,166,973,578.48
  5. Step 5: Solve for x
    x = 206,166,973,578.48/527,132.40
  6. Step 6: Final answer
    x = 391,110.42

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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.