Home / 713,416.30-1,070,112.12-240,101.67

Finding the Fourth Proportional to 713,416.30, 1,070,112.12 and 240,101.67

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Solution

The fourth proportional to 713,416.30, 1,070,112.12 and 240,101.67 is: 360,148.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,416.30 : 1,070,112.12 = 240,101.67 : x
  2. Step 2: Convert to fraction form
    713,416.30/1,070,112.12 = 240,101.67/x
  3. Step 3: Cross multiply
    713,416.30x = 1,070,112.12 × 240,101.67
  4. Step 4: Simplify right side
    713,416.30x = 256,935,707,099.24
  5. Step 5: Solve for x
    x = 256,935,707,099.24/713,416.30
  6. Step 6: Final answer
    x = 360,148.36

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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.