Home / 366,840.20-549,338.70-293,112.20

Finding the Fourth Proportional to 366,840.20, 549,338.70 and 293,112.20

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Solution

The fourth proportional to 366,840.20, 549,338.70 and 293,112.20 is: 438,931.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,840.20 : 549,338.70 = 293,112.20 : x
  2. Step 2: Convert to fraction form
    366,840.20/549,338.70 = 293,112.20/x
  3. Step 3: Cross multiply
    366,840.20x = 549,338.70 × 293,112.20
  4. Step 4: Simplify right side
    366,840.20x = 161,017,874,902.14
  5. Step 5: Solve for x
    x = 161,017,874,902.14/366,840.20
  6. Step 6: Final answer
    x = 438,931.92

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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.