Home / 346,318.13-477,998.57-203,124.30

Finding the Fourth Proportional to 346,318.13, 477,998.57 and 203,124.30

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Solution

The fourth proportional to 346,318.13, 477,998.57 and 203,124.30 is: 280,358.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,318.13 : 477,998.57 = 203,124.30 : x
  2. Step 2: Convert to fraction form
    346,318.13/477,998.57 = 203,124.30/x
  3. Step 3: Cross multiply
    346,318.13x = 477,998.57 × 203,124.30
  4. Step 4: Simplify right side
    346,318.13x = 97,093,125,440.06
  5. Step 5: Solve for x
    x = 97,093,125,440.06/346,318.13
  6. Step 6: Final answer
    x = 280,358.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.