Home / 314,723.36-434,306.04-171,484.48

Finding the Fourth Proportional to 314,723.36, 434,306.04 and 171,484.48

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Solution

The fourth proportional to 314,723.36, 434,306.04 and 171,484.48 is: 236,641.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,723.36 : 434,306.04 = 171,484.48 : x
  2. Step 2: Convert to fraction form
    314,723.36/434,306.04 = 171,484.48/x
  3. Step 3: Cross multiply
    314,723.36x = 434,306.04 × 171,484.48
  4. Step 4: Simplify right side
    314,723.36x = 74,476,745,430.26
  5. Step 5: Solve for x
    x = 74,476,745,430.26/314,723.36
  6. Step 6: Final answer
    x = 236,641.94

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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.