Home / 1,018,341-1,527,511.50-353,493

Finding the Fourth Proportional to 1,018,341, 1,527,511.50 and 353,493

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Solution

The fourth proportional to 1,018,341, 1,527,511.50 and 353,493 is: 530,239.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,341 : 1,527,511.50 = 353,493 : x
  2. Step 2: Convert to fraction form
    1,018,341/1,527,511.50 = 353,493/x
  3. Step 3: Cross multiply
    1,018,341x = 1,527,511.50 × 353,493
  4. Step 4: Simplify right side
    1,018,341x = 539,964,622,669.50
  5. Step 5: Solve for x
    x = 539,964,622,669.50/1,018,341
  6. Step 6: Final answer
    x = 530,239.50

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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.