Home / 549,971.76-824,942.52-175,989.36

Finding the Fourth Proportional to 549,971.76, 824,942.52 and 175,989.36

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Solution

The fourth proportional to 549,971.76, 824,942.52 and 175,989.36 is: 263,979.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,971.76 : 824,942.52 = 175,989.36 : x
  2. Step 2: Convert to fraction form
    549,971.76/824,942.52 = 175,989.36/x
  3. Step 3: Cross multiply
    549,971.76x = 824,942.52 × 175,989.36
  4. Step 4: Simplify right side
    549,971.76x = 145,181,106,131.59
  5. Step 5: Solve for x
    x = 145,181,106,131.59/549,971.76
  6. Step 6: Final answer
    x = 263,979.20

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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.