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Finding the Fourth Proportional to 565,374.56, 848,057.52 and 144,649.76

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Solution

The fourth proportional to 565,374.56, 848,057.52 and 144,649.76 is: 216,973.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,374.56 : 848,057.52 = 144,649.76 : x
  2. Step 2: Convert to fraction form
    565,374.56/848,057.52 = 144,649.76/x
  3. Step 3: Cross multiply
    565,374.56x = 848,057.52 × 144,649.76
  4. Step 4: Simplify right side
    565,374.56x = 122,671,316,734.20
  5. Step 5: Solve for x
    x = 122,671,316,734.20/565,374.56
  6. Step 6: Final answer
    x = 216,973.53

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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.