Home / 907,696.08-1,252,620.72-499,799.52

Finding the Fourth Proportional to 907,696.08, 1,252,620.72 and 499,799.52

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Solution

The fourth proportional to 907,696.08, 1,252,620.72 and 499,799.52 is: 689,723.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,696.08 : 1,252,620.72 = 499,799.52 : x
  2. Step 2: Convert to fraction form
    907,696.08/1,252,620.72 = 499,799.52/x
  3. Step 3: Cross multiply
    907,696.08x = 1,252,620.72 × 499,799.52
  4. Step 4: Simplify right side
    907,696.08x = 626,059,234,598.06
  5. Step 5: Solve for x
    x = 626,059,234,598.06/907,696.08
  6. Step 6: Final answer
    x = 689,723.41

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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.