Home / 366,282.60-549,485.93-126,331.35

Finding the Fourth Proportional to 366,282.60, 549,485.93 and 126,331.35

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Solution

The fourth proportional to 366,282.60, 549,485.93 and 126,331.35 is: 189,518.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,282.60 : 549,485.93 = 126,331.35 : x
  2. Step 2: Convert to fraction form
    366,282.60/549,485.93 = 126,331.35/x
  3. Step 3: Cross multiply
    366,282.60x = 549,485.93 × 126,331.35
  4. Step 4: Simplify right side
    366,282.60x = 69,417,299,342.91
  5. Step 5: Solve for x
    x = 69,417,299,342.91/366,282.60
  6. Step 6: Final answer
    x = 189,518.42

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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.