Home / 386,064.04-578,898.62-161,363.16

Finding the Fourth Proportional to 386,064.04, 578,898.62 and 161,363.16

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Solution

The fourth proportional to 386,064.04, 578,898.62 and 161,363.16 is: 241,962.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,064.04 : 578,898.62 = 161,363.16 : x
  2. Step 2: Convert to fraction form
    386,064.04/578,898.62 = 161,363.16/x
  3. Step 3: Cross multiply
    386,064.04x = 578,898.62 × 161,363.16
  4. Step 4: Simplify right side
    386,064.04x = 93,412,910,642.84
  5. Step 5: Solve for x
    x = 93,412,910,642.84/386,064.04
  6. Step 6: Final answer
    x = 241,962.22

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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.