Home / 880,985.55-1,216,345.17-676,671.15

Finding the Fourth Proportional to 880,985.55, 1,216,345.17 and 676,671.15

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Solution

The fourth proportional to 880,985.55, 1,216,345.17 and 676,671.15 is: 934,255.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,985.55 : 1,216,345.17 = 676,671.15 : x
  2. Step 2: Convert to fraction form
    880,985.55/1,216,345.17 = 676,671.15/x
  3. Step 3: Cross multiply
    880,985.55x = 1,216,345.17 × 676,671.15
  4. Step 4: Simplify right side
    880,985.55x = 823,065,684,980.85
  5. Step 5: Solve for x
    x = 823,065,684,980.85/880,985.55
  6. Step 6: Final answer
    x = 934,255.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.