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Finding the Fourth Proportional to 425,595.01, 637,682.90 and 349,926.94

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Solution

The fourth proportional to 425,595.01, 637,682.90 and 349,926.94 is: 524,306.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,595.01 : 637,682.90 = 349,926.94 : x
  2. Step 2: Convert to fraction form
    425,595.01/637,682.90 = 349,926.94/x
  3. Step 3: Cross multiply
    425,595.01x = 637,682.90 × 349,926.94
  4. Step 4: Simplify right side
    425,595.01x = 223,142,421,347.83
  5. Step 5: Solve for x
    x = 223,142,421,347.83/425,595.01
  6. Step 6: Final answer
    x = 524,306.95

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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.