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Finding the Fourth Proportional to 497,544.15, 746,309.34 and 297,919.65

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Solution

The fourth proportional to 497,544.15, 746,309.34 and 297,919.65 is: 446,875.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,544.15 : 746,309.34 = 297,919.65 : x
  2. Step 2: Convert to fraction form
    497,544.15/746,309.34 = 297,919.65/x
  3. Step 3: Cross multiply
    497,544.15x = 746,309.34 × 297,919.65
  4. Step 4: Simplify right side
    497,544.15x = 222,340,217,364.53
  5. Step 5: Solve for x
    x = 222,340,217,364.53/497,544.15
  6. Step 6: Final answer
    x = 446,875.35

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1.5x scale

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.