Home / 473,464.56-709,934.76-157,749.36

Finding the Fourth Proportional to 473,464.56, 709,934.76 and 157,749.36

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Solution

The fourth proportional to 473,464.56, 709,934.76 and 157,749.36 is: 236,536.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,464.56 : 709,934.76 = 157,749.36 : x
  2. Step 2: Convert to fraction form
    473,464.56/709,934.76 = 157,749.36/x
  3. Step 3: Cross multiply
    473,464.56x = 709,934.76 × 157,749.36
  4. Step 4: Simplify right side
    473,464.56x = 111,991,754,031.75
  5. Step 5: Solve for x
    x = 111,991,754,031.75/473,464.56
  6. Step 6: Final answer
    x = 236,536.72

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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.