Home / 572,828.40-858,659.40-336,049.20

Finding the Fourth Proportional to 572,828.40, 858,659.40 and 336,049.20

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Solution

The fourth proportional to 572,828.40, 858,659.40 and 336,049.20 is: 503,731.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,828.40 : 858,659.40 = 336,049.20 : x
  2. Step 2: Convert to fraction form
    572,828.40/858,659.40 = 336,049.20/x
  3. Step 3: Cross multiply
    572,828.40x = 858,659.40 × 336,049.20
  4. Step 4: Simplify right side
    572,828.40x = 288,551,804,442.48
  5. Step 5: Solve for x
    x = 288,551,804,442.48/572,828.40
  6. Step 6: Final answer
    x = 503,731.67

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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.