Home / 366,326.30-549,489.45-260,038.10

Finding the Fourth Proportional to 366,326.30, 549,489.45 and 260,038.10

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Solution

The fourth proportional to 366,326.30, 549,489.45 and 260,038.10 is: 390,057.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,326.30 : 549,489.45 = 260,038.10 : x
  2. Step 2: Convert to fraction form
    366,326.30/549,489.45 = 260,038.10/x
  3. Step 3: Cross multiply
    366,326.30x = 549,489.45 × 260,038.10
  4. Step 4: Simplify right side
    366,326.30x = 142,888,192,548.05
  5. Step 5: Solve for x
    x = 142,888,192,548.05/366,326.30
  6. Step 6: Final answer
    x = 390,057.15

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1.5x scale

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.