Home / 850,865.80-1,276,298.70-535,937.80

Finding the Fourth Proportional to 850,865.80, 1,276,298.70 and 535,937.80

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Solution

The fourth proportional to 850,865.80, 1,276,298.70 and 535,937.80 is: 803,906.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,865.80 : 1,276,298.70 = 535,937.80 : x
  2. Step 2: Convert to fraction form
    850,865.80/1,276,298.70 = 535,937.80/x
  3. Step 3: Cross multiply
    850,865.80x = 1,276,298.70 × 535,937.80
  4. Step 4: Simplify right side
    850,865.80x = 684,016,717,420.86
  5. Step 5: Solve for x
    x = 684,016,717,420.86/850,865.80
  6. Step 6: Final answer
    x = 803,906.70

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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.