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Finding the Fourth Proportional to 453,258.02, 625,452.66 and 249,305.69

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Solution

The fourth proportional to 453,258.02, 625,452.66 and 249,305.69 is: 344,017.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,258.02 : 625,452.66 = 249,305.69 : x
  2. Step 2: Convert to fraction form
    453,258.02/625,452.66 = 249,305.69/x
  3. Step 3: Cross multiply
    453,258.02x = 625,452.66 × 249,305.69
  4. Step 4: Simplify right side
    453,258.02x = 155,928,908,527.27
  5. Step 5: Solve for x
    x = 155,928,908,527.27/453,258.02
  6. Step 6: Final answer
    x = 344,017.98

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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.