Home / 735,760.12-1,015,316.26-429,864.80

Finding the Fourth Proportional to 735,760.12, 1,015,316.26 and 429,864.80

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Solution

The fourth proportional to 735,760.12, 1,015,316.26 and 429,864.80 is: 593,194.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,760.12 : 1,015,316.26 = 429,864.80 : x
  2. Step 2: Convert to fraction form
    735,760.12/1,015,316.26 = 429,864.80/x
  3. Step 3: Cross multiply
    735,760.12x = 1,015,316.26 × 429,864.80
  4. Step 4: Simplify right side
    735,760.12x = 436,448,721,041.65
  5. Step 5: Solve for x
    x = 436,448,721,041.65/735,760.12
  6. Step 6: Final answer
    x = 593,194.32

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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.