Home / 980,746.30-1,468,378.56-529,851.70

Finding the Fourth Proportional to 980,746.30, 1,468,378.56 and 529,851.70

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Solution

The fourth proportional to 980,746.30, 1,468,378.56 and 529,851.70 is: 793,296.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,746.30 : 1,468,378.56 = 529,851.70 : x
  2. Step 2: Convert to fraction form
    980,746.30/1,468,378.56 = 529,851.70/x
  3. Step 3: Cross multiply
    980,746.30x = 1,468,378.56 × 529,851.70
  4. Step 4: Simplify right side
    980,746.30x = 778,022,876,259.55
  5. Step 5: Solve for x
    x = 778,022,876,259.55/980,746.30
  6. Step 6: Final answer
    x = 793,296.77

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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.