Home / 572,823.60-858,911.40-217,849.20

Finding the Fourth Proportional to 572,823.60, 858,911.40 and 217,849.20

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Solution

The fourth proportional to 572,823.60, 858,911.40 and 217,849.20 is: 326,650.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,823.60 : 858,911.40 = 217,849.20 : x
  2. Step 2: Convert to fraction form
    572,823.60/858,911.40 = 217,849.20/x
  3. Step 3: Cross multiply
    572,823.60x = 858,911.40 × 217,849.20
  4. Step 4: Simplify right side
    572,823.60x = 187,113,161,360.88
  5. Step 5: Solve for x
    x = 187,113,161,360.88/572,823.60
  6. Step 6: Final answer
    x = 326,650.58

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1.5x scale

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.