Home / 549,233.19-758,021.35-307,531.32

Finding the Fourth Proportional to 549,233.19, 758,021.35 and 307,531.32

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Solution

The fourth proportional to 549,233.19, 758,021.35 and 307,531.32 is: 424,437.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,233.19 : 758,021.35 = 307,531.32 : x
  2. Step 2: Convert to fraction form
    549,233.19/758,021.35 = 307,531.32/x
  3. Step 3: Cross multiply
    549,233.19x = 758,021.35 × 307,531.32
  4. Step 4: Simplify right side
    549,233.19x = 233,115,306,353.68
  5. Step 5: Solve for x
    x = 233,115,306,353.68/549,233.19
  6. Step 6: Final answer
    x = 424,437.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.