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Finding the Fourth Proportional to 336,132.45, 470,935.35 and 336,132.45

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Solution

The fourth proportional to 336,132.45, 470,935.35 and 336,132.45 is: 470,935.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,132.45 : 470,935.35 = 336,132.45 : x
  2. Step 2: Convert to fraction form
    336,132.45/470,935.35 = 336,132.45/x
  3. Step 3: Cross multiply
    336,132.45x = 470,935.35 × 336,132.45
  4. Step 4: Simplify right side
    336,132.45x = 158,296,652,987.11
  5. Step 5: Solve for x
    x = 158,296,652,987.11/336,132.45
  6. Step 6: Final answer
    x = 470,935.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.