Home / 1,012,272.16-1,396,880.76-559,534

Finding the Fourth Proportional to 1,012,272.16, 1,396,880.76 and 559,534

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Solution

The fourth proportional to 1,012,272.16, 1,396,880.76 and 559,534 is: 772,126.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,272.16 : 1,396,880.76 = 559,534 : x
  2. Step 2: Convert to fraction form
    1,012,272.16/1,396,880.76 = 559,534/x
  3. Step 3: Cross multiply
    1,012,272.16x = 1,396,880.76 × 559,534
  4. Step 4: Simplify right side
    1,012,272.16x = 781,602,279,165.84
  5. Step 5: Solve for x
    x = 781,602,279,165.84/1,012,272.16
  6. Step 6: Final answer
    x = 772,126.62

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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.