Home / 445,172.76-614,325.06-254,148.84

Finding the Fourth Proportional to 445,172.76, 614,325.06 and 254,148.84

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Solution

The fourth proportional to 445,172.76, 614,325.06 and 254,148.84 is: 350,717.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,172.76 : 614,325.06 = 254,148.84 : x
  2. Step 2: Convert to fraction form
    445,172.76/614,325.06 = 254,148.84/x
  3. Step 3: Cross multiply
    445,172.76x = 614,325.06 × 254,148.84
  4. Step 4: Simplify right side
    445,172.76x = 156,130,001,381.93
  5. Step 5: Solve for x
    x = 156,130,001,381.93/445,172.76
  6. Step 6: Final answer
    x = 350,717.78

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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.