Home / 713,912.74-1,070,872.76-240,602.20

Finding the Fourth Proportional to 713,912.74, 1,070,872.76 and 240,602.20

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Solution

The fourth proportional to 713,912.74, 1,070,872.76 and 240,602.20 is: 360,904.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,912.74 : 1,070,872.76 = 240,602.20 : x
  2. Step 2: Convert to fraction form
    713,912.74/1,070,872.76 = 240,602.20/x
  3. Step 3: Cross multiply
    713,912.74x = 1,070,872.76 × 240,602.20
  4. Step 4: Simplify right side
    713,912.74x = 257,654,341,976.07
  5. Step 5: Solve for x
    x = 257,654,341,976.07/713,912.74
  6. Step 6: Final answer
    x = 360,904.53

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1.5x scale

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.