Home / 715,999.40-1,074,025.02-242,730.44

Finding the Fourth Proportional to 715,999.40, 1,074,025.02 and 242,730.44

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Solution

The fourth proportional to 715,999.40, 1,074,025.02 and 242,730.44 is: 364,104.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,999.40 : 1,074,025.02 = 242,730.44 : x
  2. Step 2: Convert to fraction form
    715,999.40/1,074,025.02 = 242,730.44/x
  3. Step 3: Cross multiply
    715,999.40x = 1,074,025.02 × 242,730.44
  4. Step 4: Simplify right side
    715,999.40x = 260,698,565,675.61
  5. Step 5: Solve for x
    x = 260,698,565,675.61/715,999.40
  6. Step 6: Final answer
    x = 364,104.45

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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.