Home / 572,017.49-858,252.23-217,125.71

Finding the Fourth Proportional to 572,017.49, 858,252.23 and 217,125.71

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Solution

The fourth proportional to 572,017.49, 858,252.23 and 217,125.71 is: 325,774.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,017.49 : 858,252.23 = 217,125.71 : x
  2. Step 2: Convert to fraction form
    572,017.49/858,252.23 = 217,125.71/x
  3. Step 3: Cross multiply
    572,017.49x = 858,252.23 × 217,125.71
  4. Step 4: Simplify right side
    572,017.49x = 186,348,619,420.94
  5. Step 5: Solve for x
    x = 186,348,619,420.94/572,017.49
  6. Step 6: Final answer
    x = 325,774.34

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Double scale
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Similar ratio
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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.