Home / 740,532.12-1,021,944.24-413,830.77

Finding the Fourth Proportional to 740,532.12, 1,021,944.24 and 413,830.77

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Solution

The fourth proportional to 740,532.12, 1,021,944.24 and 413,830.77 is: 571,092.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,532.12 : 1,021,944.24 = 413,830.77 : x
  2. Step 2: Convert to fraction form
    740,532.12/1,021,944.24 = 413,830.77/x
  3. Step 3: Cross multiply
    740,532.12x = 1,021,944.24 × 413,830.77
  4. Step 4: Simplify right side
    740,532.12x = 422,911,971,736.27
  5. Step 5: Solve for x
    x = 422,911,971,736.27/740,532.12
  6. Step 6: Final answer
    x = 571,092.00

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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.