Home / 1,107,142.66-1,661,220-500,093.29

Finding the Fourth Proportional to 1,107,142.66, 1,661,220 and 500,093.29

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Solution

The fourth proportional to 1,107,142.66, 1,661,220 and 500,093.29 is: 750,368.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,142.66 : 1,661,220 = 500,093.29 : x
  2. Step 2: Convert to fraction form
    1,107,142.66/1,661,220 = 500,093.29/x
  3. Step 3: Cross multiply
    1,107,142.66x = 1,661,220 × 500,093.29
  4. Step 4: Simplify right side
    1,107,142.66x = 830,764,975,213.80
  5. Step 5: Solve for x
    x = 830,764,975,213.80/1,107,142.66
  6. Step 6: Final answer
    x = 750,368.50

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1.5x scale

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.