Home / 945,024.10-1,416,628.95-313,612.90

Finding the Fourth Proportional to 945,024.10, 1,416,628.95 and 313,612.90

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Solution

The fourth proportional to 945,024.10, 1,416,628.95 and 313,612.90 is: 470,118.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,024.10 : 1,416,628.95 = 313,612.90 : x
  2. Step 2: Convert to fraction form
    945,024.10/1,416,628.95 = 313,612.90/x
  3. Step 3: Cross multiply
    945,024.10x = 1,416,628.95 × 313,612.90
  4. Step 4: Simplify right side
    945,024.10x = 444,273,113,233.46
  5. Step 5: Solve for x
    x = 444,273,113,233.46/945,024.10
  6. Step 6: Final answer
    x = 470,118.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.