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Finding the Fourth Proportional to 573,038.62, 858,376.68 and 335,661.64

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Solution

The fourth proportional to 573,038.62, 858,376.68 and 335,661.64 is: 502,800.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,038.62 : 858,376.68 = 335,661.64 : x
  2. Step 2: Convert to fraction form
    573,038.62/858,376.68 = 335,661.64/x
  3. Step 3: Cross multiply
    573,038.62x = 858,376.68 × 335,661.64
  4. Step 4: Simplify right side
    573,038.62x = 288,124,124,146.56
  5. Step 5: Solve for x
    x = 288,124,124,146.56/573,038.62
  6. Step 6: Final answer
    x = 502,800.53

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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.