Home / 949,715.48-1,310,607.14-519,995.50

Finding the Fourth Proportional to 949,715.48, 1,310,607.14 and 519,995.50

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Solution

The fourth proportional to 949,715.48, 1,310,607.14 and 519,995.50 is: 717,593.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,715.48 : 1,310,607.14 = 519,995.50 : x
  2. Step 2: Convert to fraction form
    949,715.48/1,310,607.14 = 519,995.50/x
  3. Step 3: Cross multiply
    949,715.48x = 1,310,607.14 × 519,995.50
  4. Step 4: Simplify right side
    949,715.48x = 681,509,809,191.38
  5. Step 5: Solve for x
    x = 681,509,809,191.38/949,715.48
  6. Step 6: Final answer
    x = 717,593.66

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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.