Home / 746,523.60-1,030,218.04-419,842.86

Finding the Fourth Proportional to 746,523.60, 1,030,218.04 and 419,842.86

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Solution

The fourth proportional to 746,523.60, 1,030,218.04 and 419,842.86 is: 579,391.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,523.60 : 1,030,218.04 = 419,842.86 : x
  2. Step 2: Convert to fraction form
    746,523.60/1,030,218.04 = 419,842.86/x
  3. Step 3: Cross multiply
    746,523.60x = 1,030,218.04 × 419,842.86
  4. Step 4: Simplify right side
    746,523.60x = 432,529,688,337.19
  5. Step 5: Solve for x
    x = 432,529,688,337.19/746,523.60
  6. Step 6: Final answer
    x = 579,391.85

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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.