Home / 385,931.02-532,584.81-235,028.02

Finding the Fourth Proportional to 385,931.02, 532,584.81 and 235,028.02

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Solution

The fourth proportional to 385,931.02, 532,584.81 and 235,028.02 is: 324,338.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,931.02 : 532,584.81 = 235,028.02 : x
  2. Step 2: Convert to fraction form
    385,931.02/532,584.81 = 235,028.02/x
  3. Step 3: Cross multiply
    385,931.02x = 532,584.81 × 235,028.02
  4. Step 4: Simplify right side
    385,931.02x = 125,172,353,376.38
  5. Step 5: Solve for x
    x = 125,172,353,376.38/385,931.02
  6. Step 6: Final answer
    x = 324,338.67

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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.