Home / 950,319.48-1,311,473.54-520,599.52

Finding the Fourth Proportional to 950,319.48, 1,311,473.54 and 520,599.52

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Solution

The fourth proportional to 950,319.48, 1,311,473.54 and 520,599.52 is: 718,445.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,319.48 : 1,311,473.54 = 520,599.52 : x
  2. Step 2: Convert to fraction form
    950,319.48/1,311,473.54 = 520,599.52/x
  3. Step 3: Cross multiply
    950,319.48x = 1,311,473.54 × 520,599.52
  4. Step 4: Simplify right side
    950,319.48x = 682,752,495,416.70
  5. Step 5: Solve for x
    x = 682,752,495,416.70/950,319.48
  6. Step 6: Final answer
    x = 718,445.23

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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.