Home / 1,046,490.50-1,569,969.75-381,642.50

Finding the Fourth Proportional to 1,046,490.50, 1,569,969.75 and 381,642.50

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Solution

The fourth proportional to 1,046,490.50, 1,569,969.75 and 381,642.50 is: 572,549.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046,490.50 : 1,569,969.75 = 381,642.50 : x
  2. Step 2: Convert to fraction form
    1,046,490.50/1,569,969.75 = 381,642.50/x
  3. Step 3: Cross multiply
    1,046,490.50x = 1,569,969.75 × 381,642.50
  4. Step 4: Simplify right side
    1,046,490.50x = 599,167,180,314.38
  5. Step 5: Solve for x
    x = 599,167,180,314.38/1,046,490.50
  6. Step 6: Final answer
    x = 572,549.09

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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.