Home / 901,254.98-1,243,733.43-493,357.07

Finding the Fourth Proportional to 901,254.98, 1,243,733.43 and 493,357.07

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Solution

The fourth proportional to 901,254.98, 1,243,733.43 and 493,357.07 is: 680,833.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,254.98 : 1,243,733.43 = 493,357.07 : x
  2. Step 2: Convert to fraction form
    901,254.98/1,243,733.43 = 493,357.07/x
  3. Step 3: Cross multiply
    901,254.98x = 1,243,733.43 × 493,357.07
  4. Step 4: Simplify right side
    901,254.98x = 613,604,680,885.85
  5. Step 5: Solve for x
    x = 613,604,680,885.85/901,254.98
  6. Step 6: Final answer
    x = 680,833.61

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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.