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Finding the Fourth Proportional to 430,737.84, 594,437.76 and 239,763.42

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Solution

The fourth proportional to 430,737.84, 594,437.76 and 239,763.42 is: 330,884.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,737.84 : 594,437.76 = 239,763.42 : x
  2. Step 2: Convert to fraction form
    430,737.84/594,437.76 = 239,763.42/x
  3. Step 3: Cross multiply
    430,737.84x = 594,437.76 × 239,763.42
  4. Step 4: Simplify right side
    430,737.84x = 142,524,430,314.74
  5. Step 5: Solve for x
    x = 142,524,430,314.74/430,737.84
  6. Step 6: Final answer
    x = 330,884.40

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1.5x scale

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.