Home / 563,591.81-845,436.94-142,867.69

Finding the Fourth Proportional to 563,591.81, 845,436.94 and 142,867.69

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Solution

The fourth proportional to 563,591.81, 845,436.94 and 142,867.69 is: 214,314.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,591.81 : 845,436.94 = 142,867.69 : x
  2. Step 2: Convert to fraction form
    563,591.81/845,436.94 = 142,867.69/x
  3. Step 3: Cross multiply
    563,591.81x = 845,436.94 × 142,867.69
  4. Step 4: Simplify right side
    563,591.81x = 120,785,620,187.71
  5. Step 5: Solve for x
    x = 120,785,620,187.71/563,591.81
  6. Step 6: Final answer
    x = 214,314.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.