Home / 822,268.80-1,134,777.60-464,572.80

Finding the Fourth Proportional to 822,268.80, 1,134,777.60 and 464,572.80

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Solution

The fourth proportional to 822,268.80, 1,134,777.60 and 464,572.80 is: 641,136.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,268.80 : 1,134,777.60 = 464,572.80 : x
  2. Step 2: Convert to fraction form
    822,268.80/1,134,777.60 = 464,572.80/x
  3. Step 3: Cross multiply
    822,268.80x = 1,134,777.60 × 464,572.80
  4. Step 4: Simplify right side
    822,268.80x = 527,186,807,009.28
  5. Step 5: Solve for x
    x = 527,186,807,009.28/822,268.80
  6. Step 6: Final answer
    x = 641,136.82

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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.