Home / 631,282.41-946,926.18-157,966.47

Finding the Fourth Proportional to 631,282.41, 946,926.18 and 157,966.47

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Solution

The fourth proportional to 631,282.41, 946,926.18 and 157,966.47 is: 236,950.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,282.41 : 946,926.18 = 157,966.47 : x
  2. Step 2: Convert to fraction form
    631,282.41/946,926.18 = 157,966.47/x
  3. Step 3: Cross multiply
    631,282.41x = 946,926.18 × 157,966.47
  4. Step 4: Simplify right side
    631,282.41x = 149,582,586,005.19
  5. Step 5: Solve for x
    x = 149,582,586,005.19/631,282.41
  6. Step 6: Final answer
    x = 236,950.35

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1.5x scale

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.