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Finding the Fourth Proportional to 314,040.38, 468,933.41 and 249,271.87

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Solution

The fourth proportional to 314,040.38, 468,933.41 and 249,271.87 is: 372,219.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,040.38 : 468,933.41 = 249,271.87 : x
  2. Step 2: Convert to fraction form
    314,040.38/468,933.41 = 249,271.87/x
  3. Step 3: Cross multiply
    314,040.38x = 468,933.41 × 249,271.87
  4. Step 4: Simplify right side
    314,040.38x = 116,891,905,597.48
  5. Step 5: Solve for x
    x = 116,891,905,597.48/314,040.38
  6. Step 6: Final answer
    x = 372,219.35

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.