Home / 709,292.87-1,063,948.59-235,978.23

Finding the Fourth Proportional to 709,292.87, 1,063,948.59 and 235,978.23

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Solution

The fourth proportional to 709,292.87, 1,063,948.59 and 235,978.23 is: 353,970.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,292.87 : 1,063,948.59 = 235,978.23 : x
  2. Step 2: Convert to fraction form
    709,292.87/1,063,948.59 = 235,978.23/x
  3. Step 3: Cross multiply
    709,292.87x = 1,063,948.59 × 235,978.23
  4. Step 4: Simplify right side
    709,292.87x = 251,068,705,079.20
  5. Step 5: Solve for x
    x = 251,068,705,079.20/709,292.87
  6. Step 6: Final answer
    x = 353,970.44

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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.