Home / 730,887.48-1,008,620.10-408,596.04

Finding the Fourth Proportional to 730,887.48, 1,008,620.10 and 408,596.04

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Solution

The fourth proportional to 730,887.48, 1,008,620.10 and 408,596.04 is: 563,859.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,887.48 : 1,008,620.10 = 408,596.04 : x
  2. Step 2: Convert to fraction form
    730,887.48/1,008,620.10 = 408,596.04/x
  3. Step 3: Cross multiply
    730,887.48x = 1,008,620.10 × 408,596.04
  4. Step 4: Simplify right side
    730,887.48x = 412,118,178,724.40
  5. Step 5: Solve for x
    x = 412,118,178,724.40/730,887.48
  6. Step 6: Final answer
    x = 563,859.95

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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.