Home / 572,076.15-858,252.95-172,693.05

Finding the Fourth Proportional to 572,076.15, 858,252.95 and 172,693.05

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Solution

The fourth proportional to 572,076.15, 858,252.95 and 172,693.05 is: 259,081.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,076.15 : 858,252.95 = 172,693.05 : x
  2. Step 2: Convert to fraction form
    572,076.15/858,252.95 = 172,693.05/x
  3. Step 3: Cross multiply
    572,076.15x = 858,252.95 × 172,693.05
  4. Step 4: Simplify right side
    572,076.15x = 148,214,319,607.00
  5. Step 5: Solve for x
    x = 148,214,319,607.00/572,076.15
  6. Step 6: Final answer
    x = 259,081.45

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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.