Home / 970,035.60-1,455,229.95-330,306.65

Finding the Fourth Proportional to 970,035.60, 1,455,229.95 and 330,306.65

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Solution

The fourth proportional to 970,035.60, 1,455,229.95 and 330,306.65 is: 495,520.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,035.60 : 1,455,229.95 = 330,306.65 : x
  2. Step 2: Convert to fraction form
    970,035.60/1,455,229.95 = 330,306.65/x
  3. Step 3: Cross multiply
    970,035.60x = 1,455,229.95 × 330,306.65
  4. Step 4: Simplify right side
    970,035.60x = 480,672,120,836.49
  5. Step 5: Solve for x
    x = 480,672,120,836.49/970,035.60
  6. Step 6: Final answer
    x = 495,520.08

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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.