Home / 730,464.11-1,008,038.26-408,174.52

Finding the Fourth Proportional to 730,464.11, 1,008,038.26 and 408,174.52

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Solution

The fourth proportional to 730,464.11, 1,008,038.26 and 408,174.52 is: 563,279.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,464.11 : 1,008,038.26 = 408,174.52 : x
  2. Step 2: Convert to fraction form
    730,464.11/1,008,038.26 = 408,174.52/x
  3. Step 3: Cross multiply
    730,464.11x = 1,008,038.26 × 408,174.52
  4. Step 4: Simplify right side
    730,464.11x = 411,455,532,917.14
  5. Step 5: Solve for x
    x = 411,455,532,917.14/730,464.11
  6. Step 6: Final answer
    x = 563,279.60

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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.