Home / 688,276.39-949,935.18-573,373.03

Finding the Fourth Proportional to 688,276.39, 949,935.18 and 573,373.03

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Solution

The fourth proportional to 688,276.39, 949,935.18 and 573,373.03 is: 791,349.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,276.39 : 949,935.18 = 573,373.03 : x
  2. Step 2: Convert to fraction form
    688,276.39/949,935.18 = 573,373.03/x
  3. Step 3: Cross multiply
    688,276.39x = 949,935.18 × 573,373.03
  4. Step 4: Simplify right side
    688,276.39x = 544,667,210,791.41
  5. Step 5: Solve for x
    x = 544,667,210,791.41/688,276.39
  6. Step 6: Final answer
    x = 791,349.55

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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.