Home / 945,034.60-1,416,644.70-313,623.40

Finding the Fourth Proportional to 945,034.60, 1,416,644.70 and 313,623.40

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Solution

The fourth proportional to 945,034.60, 1,416,644.70 and 313,623.40 is: 470,134.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,034.60 : 1,416,644.70 = 313,623.40 : x
  2. Step 2: Convert to fraction form
    945,034.60/1,416,644.70 = 313,623.40/x
  3. Step 3: Cross multiply
    945,034.60x = 1,416,644.70 × 313,623.40
  4. Step 4: Simplify right side
    945,034.60x = 444,292,927,405.98
  5. Step 5: Solve for x
    x = 444,292,927,405.98/945,034.60
  6. Step 6: Final answer
    x = 470,134.03

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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.