Home / 558,334.28-837,368.94-198,475.40

Finding the Fourth Proportional to 558,334.28, 837,368.94 and 198,475.40

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Solution

The fourth proportional to 558,334.28, 837,368.94 and 198,475.40 is: 297,666.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,334.28 : 837,368.94 = 198,475.40 : x
  2. Step 2: Convert to fraction form
    558,334.28/837,368.94 = 198,475.40/x
  3. Step 3: Cross multiply
    558,334.28x = 837,368.94 × 198,475.40
  4. Step 4: Simplify right side
    558,334.28x = 166,197,135,314.08
  5. Step 5: Solve for x
    x = 166,197,135,314.08/558,334.28
  6. Step 6: Final answer
    x = 297,666.01

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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.