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Finding the Fourth Proportional to 549,559.68, 824,389.94 and 170,483.32

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Solution

The fourth proportional to 549,559.68, 824,389.94 and 170,483.32 is: 255,740.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,559.68 : 824,389.94 = 170,483.32 : x
  2. Step 2: Convert to fraction form
    549,559.68/824,389.94 = 170,483.32/x
  3. Step 3: Cross multiply
    549,559.68x = 824,389.94 × 170,483.32
  4. Step 4: Simplify right side
    549,559.68x = 140,544,733,945.80
  5. Step 5: Solve for x
    x = 140,544,733,945.80/549,559.68
  6. Step 6: Final answer
    x = 255,740.62

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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.