Home / 946,754.28-1,306,531.62-517,039.56

Finding the Fourth Proportional to 946,754.28, 1,306,531.62 and 517,039.56

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Solution

The fourth proportional to 946,754.28, 1,306,531.62 and 517,039.56 is: 713,520.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,754.28 : 1,306,531.62 = 517,039.56 : x
  2. Step 2: Convert to fraction form
    946,754.28/1,306,531.62 = 517,039.56/x
  3. Step 3: Cross multiply
    946,754.28x = 1,306,531.62 × 517,039.56
  4. Step 4: Simplify right side
    946,754.28x = 675,528,533,930.89
  5. Step 5: Solve for x
    x = 675,528,533,930.89/946,754.28
  6. Step 6: Final answer
    x = 713,520.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.