Home / 713,458.90-1,070,352.51-240,131.62

Finding the Fourth Proportional to 713,458.90, 1,070,352.51 and 240,131.62

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Solution

The fourth proportional to 713,458.90, 1,070,352.51 and 240,131.62 is: 360,252.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,458.90 : 1,070,352.51 = 240,131.62 : x
  2. Step 2: Convert to fraction form
    713,458.90/1,070,352.51 = 240,131.62/x
  3. Step 3: Cross multiply
    713,458.90x = 1,070,352.51 × 240,131.62
  4. Step 4: Simplify right side
    713,458.90x = 257,025,482,197.37
  5. Step 5: Solve for x
    x = 257,025,482,197.37/713,458.90
  6. Step 6: Final answer
    x = 360,252.68

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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.