Home / 798,341.40-1,197,512.10-745,464.60

Finding the Fourth Proportional to 798,341.40, 1,197,512.10 and 745,464.60

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Solution

The fourth proportional to 798,341.40, 1,197,512.10 and 745,464.60 is: 1,118,196.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,341.40 : 1,197,512.10 = 745,464.60 : x
  2. Step 2: Convert to fraction form
    798,341.40/1,197,512.10 = 745,464.60/x
  3. Step 3: Cross multiply
    798,341.40x = 1,197,512.10 × 745,464.60
  4. Step 4: Simplify right side
    798,341.40x = 892,702,878,621.66
  5. Step 5: Solve for x
    x = 892,702,878,621.66/798,341.40
  6. Step 6: Final answer
    x = 1,118,196.90

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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.