Home / 847,803.92-1,169,955.90-465,822.50

Finding the Fourth Proportional to 847,803.92, 1,169,955.90 and 465,822.50

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Solution

The fourth proportional to 847,803.92, 1,169,955.90 and 465,822.50 is: 642,827.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,803.92 : 1,169,955.90 = 465,822.50 : x
  2. Step 2: Convert to fraction form
    847,803.92/1,169,955.90 = 465,822.50/x
  3. Step 3: Cross multiply
    847,803.92x = 1,169,955.90 × 465,822.50
  4. Step 4: Simplify right side
    847,803.92x = 544,991,776,377.97
  5. Step 5: Solve for x
    x = 544,991,776,377.97/847,803.92
  6. Step 6: Final answer
    x = 642,827.62

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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.