Home / 421,214.06-631,931.88-151,369.46

Finding the Fourth Proportional to 421,214.06, 631,931.88 and 151,369.46

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Solution

The fourth proportional to 421,214.06, 631,931.88 and 151,369.46 is: 227,094.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    421,214.06 : 631,931.88 = 151,369.46 : x
  2. Step 2: Convert to fraction form
    421,214.06/631,931.88 = 151,369.46/x
  3. Step 3: Cross multiply
    421,214.06x = 631,931.88 × 151,369.46
  4. Step 4: Simplify right side
    421,214.06x = 95,655,187,432.38
  5. Step 5: Solve for x
    x = 95,655,187,432.38/421,214.06
  6. Step 6: Final answer
    x = 227,094.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.