Home / 840,182.40-1,260,352.08-334,621.44

Finding the Fourth Proportional to 840,182.40, 1,260,352.08 and 334,621.44

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Solution

The fourth proportional to 840,182.40, 1,260,352.08 and 334,621.44 is: 501,963.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,182.40 : 1,260,352.08 = 334,621.44 : x
  2. Step 2: Convert to fraction form
    840,182.40/1,260,352.08 = 334,621.44/x
  3. Step 3: Cross multiply
    840,182.40x = 1,260,352.08 × 334,621.44
  4. Step 4: Simplify right side
    840,182.40x = 421,740,827,916.60
  5. Step 5: Solve for x
    x = 421,740,827,916.60/840,182.40
  6. Step 6: Final answer
    x = 501,963.42

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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.