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Finding the Fourth Proportional to 377,507.79, 566,359.70 and 140,852.25

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Solution

The fourth proportional to 377,507.79, 566,359.70 and 140,852.25 is: 211,314.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,507.79 : 566,359.70 = 140,852.25 : x
  2. Step 2: Convert to fraction form
    377,507.79/566,359.70 = 140,852.25/x
  3. Step 3: Cross multiply
    377,507.79x = 566,359.70 × 140,852.25
  4. Step 4: Simplify right side
    377,507.79x = 79,773,037,350.06
  5. Step 5: Solve for x
    x = 79,773,037,350.06/377,507.79
  6. Step 6: Final answer
    x = 211,314.94

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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.