Home / 941,191.08-1,412,063.72-342,142.80

Finding the Fourth Proportional to 941,191.08, 1,412,063.72 and 342,142.80

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Solution

The fourth proportional to 941,191.08, 1,412,063.72 and 342,142.80 is: 513,314.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,191.08 : 1,412,063.72 = 342,142.80 : x
  2. Step 2: Convert to fraction form
    941,191.08/1,412,063.72 = 342,142.80/x
  3. Step 3: Cross multiply
    941,191.08x = 1,412,063.72 × 342,142.80
  4. Step 4: Simplify right side
    941,191.08x = 483,127,434,939.22
  5. Step 5: Solve for x
    x = 483,127,434,939.22/941,191.08
  6. Step 6: Final answer
    x = 513,314.93

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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.