Home / 893,472.88-1,232,971.80-485,565.04

Finding the Fourth Proportional to 893,472.88, 1,232,971.80 and 485,565.04

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Solution

The fourth proportional to 893,472.88, 1,232,971.80 and 485,565.04 is: 670,068.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,472.88 : 1,232,971.80 = 485,565.04 : x
  2. Step 2: Convert to fraction form
    893,472.88/1,232,971.80 = 485,565.04/x
  3. Step 3: Cross multiply
    893,472.88x = 1,232,971.80 × 485,565.04
  4. Step 4: Simplify right side
    893,472.88x = 598,688,001,385.87
  5. Step 5: Solve for x
    x = 598,688,001,385.87/893,472.88
  6. Step 6: Final answer
    x = 670,068.47

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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.