Home / 246,075.20-369,112.80-243,742.40

Finding the Fourth Proportional to 246,075.20, 369,112.80 and 243,742.40

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Solution

The fourth proportional to 246,075.20, 369,112.80 and 243,742.40 is: 365,613.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,075.20 : 369,112.80 = 243,742.40 : x
  2. Step 2: Convert to fraction form
    246,075.20/369,112.80 = 243,742.40/x
  3. Step 3: Cross multiply
    246,075.20x = 369,112.80 × 243,742.40
  4. Step 4: Simplify right side
    246,075.20x = 89,968,439,742.72
  5. Step 5: Solve for x
    x = 89,968,439,742.72/246,075.20
  6. Step 6: Final answer
    x = 365,613.60

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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.