Home / 901,206.20-1,243,653.50-487,733.35

Finding the Fourth Proportional to 901,206.20, 1,243,653.50 and 487,733.35

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Solution

The fourth proportional to 901,206.20, 1,243,653.50 and 487,733.35 is: 673,066.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,206.20 : 1,243,653.50 = 487,733.35 : x
  2. Step 2: Convert to fraction form
    901,206.20/1,243,653.50 = 487,733.35/x
  3. Step 3: Cross multiply
    901,206.20x = 1,243,653.50 × 487,733.35
  4. Step 4: Simplify right side
    901,206.20x = 606,571,285,492.78
  5. Step 5: Solve for x
    x = 606,571,285,492.78/901,206.20
  6. Step 6: Final answer
    x = 673,066.04

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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.