Home / 669,408.91-924,170.61-507,981.58

Finding the Fourth Proportional to 669,408.91, 924,170.61 and 507,981.58

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Solution

The fourth proportional to 669,408.91, 924,170.61 and 507,981.58 is: 701,307.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,408.91 : 924,170.61 = 507,981.58 : x
  2. Step 2: Convert to fraction form
    669,408.91/924,170.61 = 507,981.58/x
  3. Step 3: Cross multiply
    669,408.91x = 924,170.61 × 507,981.58
  4. Step 4: Simplify right side
    669,408.91x = 469,461,646,251.87
  5. Step 5: Solve for x
    x = 469,461,646,251.87/669,408.91
  6. Step 6: Final answer
    x = 701,307.74

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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.