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Finding the Fourth Proportional to 564,390.76, 846,823.64 and 351,337

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Solution

The fourth proportional to 564,390.76, 846,823.64 and 351,337 is: 527,153.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,390.76 : 846,823.64 = 351,337 : x
  2. Step 2: Convert to fraction form
    564,390.76/846,823.64 = 351,337/x
  3. Step 3: Cross multiply
    564,390.76x = 846,823.64 × 351,337
  4. Step 4: Simplify right side
    564,390.76x = 297,520,477,206.68
  5. Step 5: Solve for x
    x = 297,520,477,206.68/564,390.76
  6. Step 6: Final answer
    x = 527,153.35

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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.