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Finding the Fourth Proportional to 562,897.30, 776,799.44 and 304,777.03

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Solution

The fourth proportional to 562,897.30, 776,799.44 and 304,777.03 is: 420,592.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,897.30 : 776,799.44 = 304,777.03 : x
  2. Step 2: Convert to fraction form
    562,897.30/776,799.44 = 304,777.03/x
  3. Step 3: Cross multiply
    562,897.30x = 776,799.44 × 304,777.03
  4. Step 4: Simplify right side
    562,897.30x = 236,750,626,228.86
  5. Step 5: Solve for x
    x = 236,750,626,228.86/562,897.30
  6. Step 6: Final answer
    x = 420,592.93

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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.