Home / 812,606.58-1,220,090.85-600,030.18

Finding the Fourth Proportional to 812,606.58, 1,220,090.85 and 600,030.18

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Solution

The fourth proportional to 812,606.58, 1,220,090.85 and 600,030.18 is: 900,917.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    812,606.58 : 1,220,090.85 = 600,030.18 : x
  2. Step 2: Convert to fraction form
    812,606.58/1,220,090.85 = 600,030.18/x
  3. Step 3: Cross multiply
    812,606.58x = 1,220,090.85 × 600,030.18
  4. Step 4: Simplify right side
    812,606.58x = 732,091,332,341.85
  5. Step 5: Solve for x
    x = 732,091,332,341.85/812,606.58
  6. Step 6: Final answer
    x = 900,917.31

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Double scale
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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.