Home / 893,909.18-1,233,618.86-486,038.41

Finding the Fourth Proportional to 893,909.18, 1,233,618.86 and 486,038.41

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Solution

The fourth proportional to 893,909.18, 1,233,618.86 and 486,038.41 is: 670,746.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,909.18 : 1,233,618.86 = 486,038.41 : x
  2. Step 2: Convert to fraction form
    893,909.18/1,233,618.86 = 486,038.41/x
  3. Step 3: Cross multiply
    893,909.18x = 1,233,618.86 × 486,038.41
  4. Step 4: Simplify right side
    893,909.18x = 599,586,147,391.46
  5. Step 5: Solve for x
    x = 599,586,147,391.46/893,909.18
  6. Step 6: Final answer
    x = 670,746.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.