Home / 730,266.24-1,007,767.32-407,976.42

Finding the Fourth Proportional to 730,266.24, 1,007,767.32 and 407,976.42

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Solution

The fourth proportional to 730,266.24, 1,007,767.32 and 407,976.42 is: 563,007.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,266.24 : 1,007,767.32 = 407,976.42 : x
  2. Step 2: Convert to fraction form
    730,266.24/1,007,767.32 = 407,976.42/x
  3. Step 3: Cross multiply
    730,266.24x = 1,007,767.32 × 407,976.42
  4. Step 4: Simplify right side
    730,266.24x = 411,145,303,406.59
  5. Step 5: Solve for x
    x = 411,145,303,406.59/730,266.24
  6. Step 6: Final answer
    x = 563,007.41

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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.