Home / 308,581.84-425,822.94-172,592.26

Finding the Fourth Proportional to 308,581.84, 425,822.94 and 172,592.26

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Solution

The fourth proportional to 308,581.84, 425,822.94 and 172,592.26 is: 238,166.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,581.84 : 425,822.94 = 172,592.26 : x
  2. Step 2: Convert to fraction form
    308,581.84/425,822.94 = 172,592.26/x
  3. Step 3: Cross multiply
    308,581.84x = 425,822.94 × 172,592.26
  4. Step 4: Simplify right side
    308,581.84x = 73,493,742,509.89
  5. Step 5: Solve for x
    x = 73,493,742,509.89/308,581.84
  6. Step 6: Final answer
    x = 238,166.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.