Home / 549,308.16-823,296.78-233,100.90

Finding the Fourth Proportional to 549,308.16, 823,296.78 and 233,100.90

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Solution

The fourth proportional to 549,308.16, 823,296.78 and 233,100.90 is: 349,368.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,308.16 : 823,296.78 = 233,100.90 : x
  2. Step 2: Convert to fraction form
    549,308.16/823,296.78 = 233,100.90/x
  3. Step 3: Cross multiply
    549,308.16x = 823,296.78 × 233,100.90
  4. Step 4: Simplify right side
    549,308.16x = 191,911,220,385.10
  5. Step 5: Solve for x
    x = 191,911,220,385.10/549,308.16
  6. Step 6: Final answer
    x = 349,368.96

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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.