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Finding the Fourth Proportional to 602,423.76, 903,156.11 and 298,604.10

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Solution

The fourth proportional to 602,423.76, 903,156.11 and 298,604.10 is: 447,668.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,423.76 : 903,156.11 = 298,604.10 : x
  2. Step 2: Convert to fraction form
    602,423.76/903,156.11 = 298,604.10/x
  3. Step 3: Cross multiply
    602,423.76x = 903,156.11 × 298,604.10
  4. Step 4: Simplify right side
    602,423.76x = 269,686,117,386.05
  5. Step 5: Solve for x
    x = 269,686,117,386.05/602,423.76
  6. Step 6: Final answer
    x = 447,668.46

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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.