Home / 246,776.10-370,200.60-78,312.30

Finding the Fourth Proportional to 246,776.10, 370,200.60 and 78,312.30

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Solution

The fourth proportional to 246,776.10, 370,200.60 and 78,312.30 is: 117,480.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,776.10 : 370,200.60 = 78,312.30 : x
  2. Step 2: Convert to fraction form
    246,776.10/370,200.60 = 78,312.30/x
  3. Step 3: Cross multiply
    246,776.10x = 370,200.60 × 78,312.30
  4. Step 4: Simplify right side
    246,776.10x = 28,991,260,447.38
  5. Step 5: Solve for x
    x = 28,991,260,447.38/246,776.10
  6. Step 6: Final answer
    x = 117,480.02

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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.