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Finding the Fourth Proportional to 565,173.12, 847,757.52 and 144,448.32

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Solution

The fourth proportional to 565,173.12, 847,757.52 and 144,448.32 is: 216,671.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,173.12 : 847,757.52 = 144,448.32 : x
  2. Step 2: Convert to fraction form
    565,173.12/847,757.52 = 144,448.32/x
  3. Step 3: Cross multiply
    565,173.12x = 847,757.52 × 144,448.32
  4. Step 4: Simplify right side
    565,173.12x = 122,457,149,531.37
  5. Step 5: Solve for x
    x = 122,457,149,531.37/565,173.12
  6. Step 6: Final answer
    x = 216,671.93

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1.5x scale

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.