Home / 1,046,489-1,569,967.50-381,641

Finding the Fourth Proportional to 1,046,489, 1,569,967.50 and 381,641

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Solution

The fourth proportional to 1,046,489, 1,569,967.50 and 381,641 is: 572,546.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046,489 : 1,569,967.50 = 381,641 : x
  2. Step 2: Convert to fraction form
    1,046,489/1,569,967.50 = 381,641/x
  3. Step 3: Cross multiply
    1,046,489x = 1,569,967.50 × 381,641
  4. Step 4: Simplify right side
    1,046,489x = 599,163,966,667.50
  5. Step 5: Solve for x
    x = 599,163,966,667.50/1,046,489
  6. Step 6: Final answer
    x = 572,546.84

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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.