Home / 755,816.50-1,043,026.77-416,284.75

Finding the Fourth Proportional to 755,816.50, 1,043,026.77 and 416,284.75

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Solution

The fourth proportional to 755,816.50, 1,043,026.77 and 416,284.75 is: 574,472.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,816.50 : 1,043,026.77 = 416,284.75 : x
  2. Step 2: Convert to fraction form
    755,816.50/1,043,026.77 = 416,284.75/x
  3. Step 3: Cross multiply
    755,816.50x = 1,043,026.77 × 416,284.75
  4. Step 4: Simplify right side
    755,816.50x = 434,196,138,192.76
  5. Step 5: Solve for x
    x = 434,196,138,192.76/755,816.50
  6. Step 6: Final answer
    x = 574,472.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.