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Finding the Fourth Proportional to 473,067.08, 709,713.60 and 157,526.72

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Solution

The fourth proportional to 473,067.08, 709,713.60 and 157,526.72 is: 236,327.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,067.08 : 709,713.60 = 157,526.72 : x
  2. Step 2: Convert to fraction form
    473,067.08/709,713.60 = 157,526.72/x
  3. Step 3: Cross multiply
    473,067.08x = 709,713.60 × 157,526.72
  4. Step 4: Simplify right side
    473,067.08x = 111,798,855,547.39
  5. Step 5: Solve for x
    x = 111,798,855,547.39/473,067.08
  6. Step 6: Final answer
    x = 236,327.70

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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.