Home / 356,848.51-492,457.65-195,693.92

Finding the Fourth Proportional to 356,848.51, 492,457.65 and 195,693.92

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Solution

The fourth proportional to 356,848.51, 492,457.65 and 195,693.92 is: 270,061.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,848.51 : 492,457.65 = 195,693.92 : x
  2. Step 2: Convert to fraction form
    356,848.51/492,457.65 = 195,693.92/x
  3. Step 3: Cross multiply
    356,848.51x = 492,457.65 × 195,693.92
  4. Step 4: Simplify right side
    356,848.51x = 96,370,967,962.49
  5. Step 5: Solve for x
    x = 96,370,967,962.49/356,848.51
  6. Step 6: Final answer
    x = 270,061.29

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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.