Home / 384,742.14-577,113.22-104,259.38

Finding the Fourth Proportional to 384,742.14, 577,113.22 and 104,259.38

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Solution

The fourth proportional to 384,742.14, 577,113.22 and 104,259.38 is: 156,389.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,742.14 : 577,113.22 = 104,259.38 : x
  2. Step 2: Convert to fraction form
    384,742.14/577,113.22 = 104,259.38/x
  3. Step 3: Cross multiply
    384,742.14x = 577,113.22 × 104,259.38
  4. Step 4: Simplify right side
    384,742.14x = 60,169,466,507.00
  5. Step 5: Solve for x
    x = 60,169,466,507.00/384,742.14
  6. Step 6: Final answer
    x = 156,389.07

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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.