Home / 942,205.60-1,299,785.88-559,961.92

Finding the Fourth Proportional to 942,205.60, 1,299,785.88 and 559,961.92

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Solution

The fourth proportional to 942,205.60, 1,299,785.88 and 559,961.92 is: 772,475.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,205.60 : 1,299,785.88 = 559,961.92 : x
  2. Step 2: Convert to fraction form
    942,205.60/1,299,785.88 = 559,961.92/x
  3. Step 3: Cross multiply
    942,205.60x = 1,299,785.88 × 559,961.92
  4. Step 4: Simplify right side
    942,205.60x = 727,830,596,953.69
  5. Step 5: Solve for x
    x = 727,830,596,953.69/942,205.60
  6. Step 6: Final answer
    x = 772,475.35

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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.