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Finding the Fourth Proportional to 375,697.53, 562,291.50 and 223,400.32

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Solution

The fourth proportional to 375,697.53, 562,291.50 and 223,400.32 is: 334,354.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,697.53 : 562,291.50 = 223,400.32 : x
  2. Step 2: Convert to fraction form
    375,697.53/562,291.50 = 223,400.32/x
  3. Step 3: Cross multiply
    375,697.53x = 562,291.50 × 223,400.32
  4. Step 4: Simplify right side
    375,697.53x = 125,616,101,033.28
  5. Step 5: Solve for x
    x = 125,616,101,033.28/375,697.53
  6. Step 6: Final answer
    x = 334,354.34

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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.