Home / 946,371.06-1,306,066.59-538,490.07

Finding the Fourth Proportional to 946,371.06, 1,306,066.59 and 538,490.07

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Solution

The fourth proportional to 946,371.06, 1,306,066.59 and 538,490.07 is: 743,158.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,371.06 : 1,306,066.59 = 538,490.07 : x
  2. Step 2: Convert to fraction form
    946,371.06/1,306,066.59 = 538,490.07/x
  3. Step 3: Cross multiply
    946,371.06x = 1,306,066.59 × 538,490.07
  4. Step 4: Simplify right side
    946,371.06x = 703,303,889,473.76
  5. Step 5: Solve for x
    x = 703,303,889,473.76/946,371.06
  6. Step 6: Final answer
    x = 743,158.70

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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.