Home / 1,555,503.18-2,333,254.83-490,628.28

Finding the Fourth Proportional to 1,555,503.18, 2,333,254.83 and 490,628.28

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Solution

The fourth proportional to 1,555,503.18, 2,333,254.83 and 490,628.28 is: 735,942.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,503.18 : 2,333,254.83 = 490,628.28 : x
  2. Step 2: Convert to fraction form
    1,555,503.18/2,333,254.83 = 490,628.28/x
  3. Step 3: Cross multiply
    1,555,503.18x = 2,333,254.83 × 490,628.28
  4. Step 4: Simplify right side
    1,555,503.18x = 1,144,760,795,238.69
  5. Step 5: Solve for x
    x = 1,144,760,795,238.69/1,555,503.18
  6. Step 6: Final answer
    x = 735,942.43

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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.