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Finding the Fourth Proportional to 852,026.80, 1,276,954.80 and 452,858.80

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Solution

The fourth proportional to 852,026.80, 1,276,954.80 and 452,858.80 is: 678,711.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,026.80 : 1,276,954.80 = 452,858.80 : x
  2. Step 2: Convert to fraction form
    852,026.80/1,276,954.80 = 452,858.80/x
  3. Step 3: Cross multiply
    852,026.80x = 1,276,954.80 × 452,858.80
  4. Step 4: Simplify right side
    852,026.80x = 578,280,218,382.24
  5. Step 5: Solve for x
    x = 578,280,218,382.24/852,026.80
  6. Step 6: Final answer
    x = 678,711.30

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1.5x scale

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.