Home / 427,463.07-589,881.32-233,869.83

Finding the Fourth Proportional to 427,463.07, 589,881.32 and 233,869.83

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Solution

The fourth proportional to 427,463.07, 589,881.32 and 233,869.83 is: 322,730.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,463.07 : 589,881.32 = 233,869.83 : x
  2. Step 2: Convert to fraction form
    427,463.07/589,881.32 = 233,869.83/x
  3. Step 3: Cross multiply
    427,463.07x = 589,881.32 × 233,869.83
  4. Step 4: Simplify right side
    427,463.07x = 137,955,442,859.23
  5. Step 5: Solve for x
    x = 137,955,442,859.23/427,463.07
  6. Step 6: Final answer
    x = 322,730.67

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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.