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Finding the Fourth Proportional to 595,013.34, 820,915.62 and 380,277.27

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Solution

The fourth proportional to 595,013.34, 820,915.62 and 380,277.27 is: 524,653.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,013.34 : 820,915.62 = 380,277.27 : x
  2. Step 2: Convert to fraction form
    595,013.34/820,915.62 = 380,277.27/x
  3. Step 3: Cross multiply
    595,013.34x = 820,915.62 × 380,277.27
  4. Step 4: Simplify right side
    595,013.34x = 312,175,550,873.96
  5. Step 5: Solve for x
    x = 312,175,550,873.96/595,013.34
  6. Step 6: Final answer
    x = 524,653.03

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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.