Home / 314,243.18-470,993.88-134,275.96

Finding the Fourth Proportional to 314,243.18, 470,993.88 and 134,275.96

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Solution

The fourth proportional to 314,243.18, 470,993.88 and 134,275.96 is: 201,255.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,243.18 : 470,993.88 = 134,275.96 : x
  2. Step 2: Convert to fraction form
    314,243.18/470,993.88 = 134,275.96/x
  3. Step 3: Cross multiply
    314,243.18x = 470,993.88 × 134,275.96
  4. Step 4: Simplify right side
    314,243.18x = 63,243,155,391.12
  5. Step 5: Solve for x
    x = 63,243,155,391.12/314,243.18
  6. Step 6: Final answer
    x = 201,255.46

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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.