Home / 852,403.60-1,277,730.60-497,234.80

Finding the Fourth Proportional to 852,403.60, 1,277,730.60 and 497,234.80

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Solution

The fourth proportional to 852,403.60, 1,277,730.60 and 497,234.80 is: 745,341.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,403.60 : 1,277,730.60 = 497,234.80 : x
  2. Step 2: Convert to fraction form
    852,403.60/1,277,730.60 = 497,234.80/x
  3. Step 3: Cross multiply
    852,403.60x = 1,277,730.60 × 497,234.80
  4. Step 4: Simplify right side
    852,403.60x = 635,332,119,344.88
  5. Step 5: Solve for x
    x = 635,332,119,344.88/852,403.60
  6. Step 6: Final answer
    x = 745,341.90

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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.