Home / 460,037.70-690,056.55-144,494.10

Finding the Fourth Proportional to 460,037.70, 690,056.55 and 144,494.10

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Solution

The fourth proportional to 460,037.70, 690,056.55 and 144,494.10 is: 216,741.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,037.70 : 690,056.55 = 144,494.10 : x
  2. Step 2: Convert to fraction form
    460,037.70/690,056.55 = 144,494.10/x
  3. Step 3: Cross multiply
    460,037.70x = 690,056.55 × 144,494.10
  4. Step 4: Simplify right side
    460,037.70x = 99,709,100,141.36
  5. Step 5: Solve for x
    x = 99,709,100,141.36/460,037.70
  6. Step 6: Final answer
    x = 216,741.15

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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.