Home / 572,005.06-858,012.62-145,541.41

Finding the Fourth Proportional to 572,005.06, 858,012.62 and 145,541.41

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Solution

The fourth proportional to 572,005.06, 858,012.62 and 145,541.41 is: 218,313.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,005.06 : 858,012.62 = 145,541.41 : x
  2. Step 2: Convert to fraction form
    572,005.06/858,012.62 = 145,541.41/x
  3. Step 3: Cross multiply
    572,005.06x = 858,012.62 × 145,541.41
  4. Step 4: Simplify right side
    572,005.06x = 124,876,363,639.86
  5. Step 5: Solve for x
    x = 124,876,363,639.86/572,005.06
  6. Step 6: Final answer
    x = 218,313.39

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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.