Home / 467,935.95-645,751.61-253,076.01

Finding the Fourth Proportional to 467,935.95, 645,751.61 and 253,076.01

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Solution

The fourth proportional to 467,935.95, 645,751.61 and 253,076.01 is: 349,244.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,935.95 : 645,751.61 = 253,076.01 : x
  2. Step 2: Convert to fraction form
    467,935.95/645,751.61 = 253,076.01/x
  3. Step 3: Cross multiply
    467,935.95x = 645,751.61 × 253,076.01
  4. Step 4: Simplify right side
    467,935.95x = 163,424,239,644.50
  5. Step 5: Solve for x
    x = 163,424,239,644.50/467,935.95
  6. Step 6: Final answer
    x = 349,244.89

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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.