Home / 530,454.42-732,089.34-297,919.49

Finding the Fourth Proportional to 530,454.42, 732,089.34 and 297,919.49

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Solution

The fourth proportional to 530,454.42, 732,089.34 and 297,919.49 is: 411,163.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,454.42 : 732,089.34 = 297,919.49 : x
  2. Step 2: Convert to fraction form
    530,454.42/732,089.34 = 297,919.49/x
  3. Step 3: Cross multiply
    530,454.42x = 732,089.34 × 297,919.49
  4. Step 4: Simplify right side
    530,454.42x = 218,103,679,146.79
  5. Step 5: Solve for x
    x = 218,103,679,146.79/530,454.42
  6. Step 6: Final answer
    x = 411,163.85

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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.