Home / 866,952.48-1,196,346.30-484,905.45

Finding the Fourth Proportional to 866,952.48, 1,196,346.30 and 484,905.45

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Solution

The fourth proportional to 866,952.48, 1,196,346.30 and 484,905.45 is: 669,142.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,952.48 : 1,196,346.30 = 484,905.45 : x
  2. Step 2: Convert to fraction form
    866,952.48/1,196,346.30 = 484,905.45/x
  3. Step 3: Cross multiply
    866,952.48x = 1,196,346.30 × 484,905.45
  4. Step 4: Simplify right side
    866,952.48x = 580,114,840,957.34
  5. Step 5: Solve for x
    x = 580,114,840,957.34/866,952.48
  6. Step 6: Final answer
    x = 669,142.61

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1.5x scale

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.