Home / 901,810.02-1,244,520.15-493,929.06

Finding the Fourth Proportional to 901,810.02, 1,244,520.15 and 493,929.06

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Solution

The fourth proportional to 901,810.02, 1,244,520.15 and 493,929.06 is: 681,634.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,810.02 : 1,244,520.15 = 493,929.06 : x
  2. Step 2: Convert to fraction form
    901,810.02/1,244,520.15 = 493,929.06/x
  3. Step 3: Cross multiply
    901,810.02x = 1,244,520.15 × 493,929.06
  4. Step 4: Simplify right side
    901,810.02x = 614,704,667,840.56
  5. Step 5: Solve for x
    x = 614,704,667,840.56/901,810.02
  6. Step 6: Final answer
    x = 681,634.33

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Double scale
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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.