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Finding the Fourth Proportional to 594,133.94, 891,304.83 and 354,438.74

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Solution

The fourth proportional to 594,133.94, 891,304.83 and 354,438.74 is: 531,720.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,133.94 : 891,304.83 = 354,438.74 : x
  2. Step 2: Convert to fraction form
    594,133.94/891,304.83 = 354,438.74/x
  3. Step 3: Cross multiply
    594,133.94x = 891,304.83 × 354,438.74
  4. Step 4: Simplify right side
    594,133.94x = 315,912,960,901.11
  5. Step 5: Solve for x
    x = 315,912,960,901.11/594,133.94
  6. Step 6: Final answer
    x = 531,720.10

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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.