Home / 746,159.76-1,029,408.18-459,181.62

Finding the Fourth Proportional to 746,159.76, 1,029,408.18 and 459,181.62

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Solution

The fourth proportional to 746,159.76, 1,029,408.18 and 459,181.62 is: 633,490.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,159.76 : 1,029,408.18 = 459,181.62 : x
  2. Step 2: Convert to fraction form
    746,159.76/1,029,408.18 = 459,181.62/x
  3. Step 3: Cross multiply
    746,159.76x = 1,029,408.18 × 459,181.62
  4. Step 4: Simplify right side
    746,159.76x = 472,685,315,733.65
  5. Step 5: Solve for x
    x = 472,685,315,733.65/746,159.76
  6. Step 6: Final answer
    x = 633,490.76

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1.5x scale

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.