Home / 651,054.08-975,600.39-580,103.78

Finding the Fourth Proportional to 651,054.08, 975,600.39 and 580,103.78

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Solution

The fourth proportional to 651,054.08, 975,600.39 and 580,103.78 is: 869,281.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,054.08 : 975,600.39 = 580,103.78 : x
  2. Step 2: Convert to fraction form
    651,054.08/975,600.39 = 580,103.78/x
  3. Step 3: Cross multiply
    651,054.08x = 975,600.39 × 580,103.78
  4. Step 4: Simplify right side
    651,054.08x = 565,949,474,008.47
  5. Step 5: Solve for x
    x = 565,949,474,008.47/651,054.08
  6. Step 6: Final answer
    x = 869,281.82

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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.