Home / 949,291.73-1,310,022.59-519,571.86

Finding the Fourth Proportional to 949,291.73, 1,310,022.59 and 519,571.86

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Solution

The fourth proportional to 949,291.73, 1,310,022.59 and 519,571.86 is: 717,009.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,291.73 : 1,310,022.59 = 519,571.86 : x
  2. Step 2: Convert to fraction form
    949,291.73/1,310,022.59 = 519,571.86/x
  3. Step 3: Cross multiply
    949,291.73x = 1,310,022.59 × 519,571.86
  4. Step 4: Simplify right side
    949,291.73x = 680,650,871,130.46
  5. Step 5: Solve for x
    x = 680,650,871,130.46/949,291.73
  6. Step 6: Final answer
    x = 717,009.16

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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.