Home / 496,014.58-743,788.54-346,423.78

Finding the Fourth Proportional to 496,014.58, 743,788.54 and 346,423.78

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Solution

The fourth proportional to 496,014.58, 743,788.54 and 346,423.78 is: 519,472.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,014.58 : 743,788.54 = 346,423.78 : x
  2. Step 2: Convert to fraction form
    496,014.58/743,788.54 = 346,423.78/x
  3. Step 3: Cross multiply
    496,014.58x = 743,788.54 × 346,423.78
  4. Step 4: Simplify right side
    496,014.58x = 257,666,037,547.48
  5. Step 5: Solve for x
    x = 257,666,037,547.48/496,014.58
  6. Step 6: Final answer
    x = 519,472.71

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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.