Home / 428,848.24-591,881.43-237,923.14

Finding the Fourth Proportional to 428,848.24, 591,881.43 and 237,923.14

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Solution

The fourth proportional to 428,848.24, 591,881.43 and 237,923.14 is: 328,373.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,848.24 : 591,881.43 = 237,923.14 : x
  2. Step 2: Convert to fraction form
    428,848.24/591,881.43 = 237,923.14/x
  3. Step 3: Cross multiply
    428,848.24x = 591,881.43 × 237,923.14
  4. Step 4: Simplify right side
    428,848.24x = 140,822,288,333.29
  5. Step 5: Solve for x
    x = 140,822,288,333.29/428,848.24
  6. Step 6: Final answer
    x = 328,373.25

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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.