Home / 713,557.50-1,070,280.40-201,201.94

Finding the Fourth Proportional to 713,557.50, 1,070,280.40 and 201,201.94

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Solution

The fourth proportional to 713,557.50, 1,070,280.40 and 201,201.94 is: 301,787.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,557.50 : 1,070,280.40 = 201,201.94 : x
  2. Step 2: Convert to fraction form
    713,557.50/1,070,280.40 = 201,201.94/x
  3. Step 3: Cross multiply
    713,557.50x = 1,070,280.40 × 201,201.94
  4. Step 4: Simplify right side
    713,557.50x = 215,342,492,823.98
  5. Step 5: Solve for x
    x = 215,342,492,823.98/713,557.50
  6. Step 6: Final answer
    x = 301,787.16

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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.