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Finding the Fourth Proportional to 604,004.90, 906,590.55 and 367,808.90

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Solution

The fourth proportional to 604,004.90, 906,590.55 and 367,808.90 is: 552,068.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,004.90 : 906,590.55 = 367,808.90 : x
  2. Step 2: Convert to fraction form
    604,004.90/906,590.55 = 367,808.90/x
  3. Step 3: Cross multiply
    604,004.90x = 906,590.55 × 367,808.90
  4. Step 4: Simplify right side
    604,004.90x = 333,452,072,945.90
  5. Step 5: Solve for x
    x = 333,452,072,945.90/604,004.90
  6. Step 6: Final answer
    x = 552,068.49

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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.