Home / 319,302.02-440,636.34-176,062.42

Finding the Fourth Proportional to 319,302.02, 440,636.34 and 176,062.42

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Solution

The fourth proportional to 319,302.02, 440,636.34 and 176,062.42 is: 242,965.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,302.02 : 440,636.34 = 176,062.42 : x
  2. Step 2: Convert to fraction form
    319,302.02/440,636.34 = 176,062.42/x
  3. Step 3: Cross multiply
    319,302.02x = 440,636.34 × 176,062.42
  4. Step 4: Simplify right side
    319,302.02x = 77,579,500,360.34
  5. Step 5: Solve for x
    x = 77,579,500,360.34/319,302.02
  6. Step 6: Final answer
    x = 242,965.89

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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.