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Finding the Fourth Proportional to 441,023.67, 660,702.83 and 260,570.66

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Solution

The fourth proportional to 441,023.67, 660,702.83 and 260,570.66 is: 390,364.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,023.67 : 660,702.83 = 260,570.66 : x
  2. Step 2: Convert to fraction form
    441,023.67/660,702.83 = 260,570.66/x
  3. Step 3: Cross multiply
    441,023.67x = 660,702.83 × 260,570.66
  4. Step 4: Simplify right side
    441,023.67x = 172,159,767,870.60
  5. Step 5: Solve for x
    x = 172,159,767,870.60/441,023.67
  6. Step 6: Final answer
    x = 390,364.01

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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.