Home / 768,239.61-1,151,990.59-363,094.35

Finding the Fourth Proportional to 768,239.61, 1,151,990.59 and 363,094.35

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Solution

The fourth proportional to 768,239.61, 1,151,990.59 and 363,094.35 is: 544,467.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,239.61 : 1,151,990.59 = 363,094.35 : x
  2. Step 2: Convert to fraction form
    768,239.61/1,151,990.59 = 363,094.35/x
  3. Step 3: Cross multiply
    768,239.61x = 1,151,990.59 × 363,094.35
  4. Step 4: Simplify right side
    768,239.61x = 418,281,267,814.48
  5. Step 5: Solve for x
    x = 418,281,267,814.48/768,239.61
  6. Step 6: Final answer
    x = 544,467.20

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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.