Home / 836,884.90-1,254,276.69-452,618.45

Finding the Fourth Proportional to 836,884.90, 1,254,276.69 and 452,618.45

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Solution

The fourth proportional to 836,884.90, 1,254,276.69 and 452,618.45 is: 678,359.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,884.90 : 1,254,276.69 = 452,618.45 : x
  2. Step 2: Convert to fraction form
    836,884.90/1,254,276.69 = 452,618.45/x
  3. Step 3: Cross multiply
    836,884.90x = 1,254,276.69 × 452,618.45
  4. Step 4: Simplify right side
    836,884.90x = 567,708,771,298.93
  5. Step 5: Solve for x
    x = 567,708,771,298.93/836,884.90
  6. Step 6: Final answer
    x = 678,359.44

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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.