Home / 748,659.30-1,122,823.50-216,064.45

Finding the Fourth Proportional to 748,659.30, 1,122,823.50 and 216,064.45

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Solution

The fourth proportional to 748,659.30, 1,122,823.50 and 216,064.45 is: 324,048.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,659.30 : 1,122,823.50 = 216,064.45 : x
  2. Step 2: Convert to fraction form
    748,659.30/1,122,823.50 = 216,064.45/x
  3. Step 3: Cross multiply
    748,659.30x = 1,122,823.50 × 216,064.45
  4. Step 4: Simplify right side
    748,659.30x = 242,602,241,974.58
  5. Step 5: Solve for x
    x = 242,602,241,974.58/748,659.30
  6. Step 6: Final answer
    x = 324,048.93

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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.