Home / 970,985.25-1,340,032.62-563,083.55

Finding the Fourth Proportional to 970,985.25, 1,340,032.62 and 563,083.55

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Solution

The fourth proportional to 970,985.25, 1,340,032.62 and 563,083.55 is: 777,097.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,985.25 : 1,340,032.62 = 563,083.55 : x
  2. Step 2: Convert to fraction form
    970,985.25/1,340,032.62 = 563,083.55/x
  3. Step 3: Cross multiply
    970,985.25x = 1,340,032.62 × 563,083.55
  4. Step 4: Simplify right side
    970,985.25x = 754,550,318,085.24
  5. Step 5: Solve for x
    x = 754,550,318,085.24/970,985.25
  6. Step 6: Final answer
    x = 777,097.61

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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.