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Finding the Fourth Proportional to 504,119.13, 695,465.82 and 300,055.64

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Solution

The fourth proportional to 504,119.13, 695,465.82 and 300,055.64 is: 413,946.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,119.13 : 695,465.82 = 300,055.64 : x
  2. Step 2: Convert to fraction form
    504,119.13/695,465.82 = 300,055.64/x
  3. Step 3: Cross multiply
    504,119.13x = 695,465.82 × 300,055.64
  4. Step 4: Simplify right side
    504,119.13x = 208,678,438,240.90
  5. Step 5: Solve for x
    x = 208,678,438,240.90/504,119.13
  6. Step 6: Final answer
    x = 413,946.68

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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.