Home / 972,002.90-1,458,004.35-340,834.70

Finding the Fourth Proportional to 972,002.90, 1,458,004.35 and 340,834.70

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Solution

The fourth proportional to 972,002.90, 1,458,004.35 and 340,834.70 is: 511,252.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,002.90 : 1,458,004.35 = 340,834.70 : x
  2. Step 2: Convert to fraction form
    972,002.90/1,458,004.35 = 340,834.70/x
  3. Step 3: Cross multiply
    972,002.90x = 1,458,004.35 × 340,834.70
  4. Step 4: Simplify right side
    972,002.90x = 496,938,475,230.95
  5. Step 5: Solve for x
    x = 496,938,475,230.95/972,002.90
  6. Step 6: Final answer
    x = 511,252.05

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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.