Home / 907,635.32-1,252,527.53-499,729.44

Finding the Fourth Proportional to 907,635.32, 1,252,527.53 and 499,729.44

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Solution

The fourth proportional to 907,635.32, 1,252,527.53 and 499,729.44 is: 689,621.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,635.32 : 1,252,527.53 = 499,729.44 : x
  2. Step 2: Convert to fraction form
    907,635.32/1,252,527.53 = 499,729.44/x
  3. Step 3: Cross multiply
    907,635.32x = 1,252,527.53 × 499,729.44
  4. Step 4: Simplify right side
    907,635.32x = 625,924,878,652.84
  5. Step 5: Solve for x
    x = 625,924,878,652.84/907,635.32
  6. Step 6: Final answer
    x = 689,621.56

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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.