Home / 696,811.15-1,044,510.81-472,194.31

Finding the Fourth Proportional to 696,811.15, 1,044,510.81 and 472,194.31

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Solution

The fourth proportional to 696,811.15, 1,044,510.81 and 472,194.31 is: 707,813.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,811.15 : 1,044,510.81 = 472,194.31 : x
  2. Step 2: Convert to fraction form
    696,811.15/1,044,510.81 = 472,194.31/x
  3. Step 3: Cross multiply
    696,811.15x = 1,044,510.81 × 472,194.31
  4. Step 4: Simplify right side
    696,811.15x = 493,212,061,215.49
  5. Step 5: Solve for x
    x = 493,212,061,215.49/696,811.15
  6. Step 6: Final answer
    x = 707,813.10

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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.