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Finding the Fourth Proportional to 437,265.16, 603,576.93 and 256,035.35

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Solution

The fourth proportional to 437,265.16, 603,576.93 and 256,035.35 is: 353,417.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,265.16 : 603,576.93 = 256,035.35 : x
  2. Step 2: Convert to fraction form
    437,265.16/603,576.93 = 256,035.35/x
  3. Step 3: Cross multiply
    437,265.16x = 603,576.93 × 256,035.35
  4. Step 4: Simplify right side
    437,265.16x = 154,537,030,524.48
  5. Step 5: Solve for x
    x = 154,537,030,524.48/437,265.16
  6. Step 6: Final answer
    x = 353,417.20

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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.