Home / 246,984.26-370,437.60-78,482.40

Finding the Fourth Proportional to 246,984.26, 370,437.60 and 78,482.40

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Solution

The fourth proportional to 246,984.26, 370,437.60 and 78,482.40 is: 117,711.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,984.26 : 370,437.60 = 78,482.40 : x
  2. Step 2: Convert to fraction form
    246,984.26/370,437.60 = 78,482.40/x
  3. Step 3: Cross multiply
    246,984.26x = 370,437.60 × 78,482.40
  4. Step 4: Simplify right side
    246,984.26x = 29,072,831,898.24
  5. Step 5: Solve for x
    x = 29,072,831,898.24/246,984.26
  6. Step 6: Final answer
    x = 117,711.27

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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.