Home / 644,061.51-966,004.79-244,802.79

Finding the Fourth Proportional to 644,061.51, 966,004.79 and 244,802.79

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Solution

The fourth proportional to 644,061.51, 966,004.79 and 244,802.79 is: 367,170.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,061.51 : 966,004.79 = 244,802.79 : x
  2. Step 2: Convert to fraction form
    644,061.51/966,004.79 = 244,802.79/x
  3. Step 3: Cross multiply
    644,061.51x = 966,004.79 × 244,802.79
  4. Step 4: Simplify right side
    644,061.51x = 236,480,666,521.35
  5. Step 5: Solve for x
    x = 236,480,666,521.35/644,061.51
  6. Step 6: Final answer
    x = 367,170.93

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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.