Home / 346,002.72-477,402.26-210,033.30

Finding the Fourth Proportional to 346,002.72, 477,402.26 and 210,033.30

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Solution

The fourth proportional to 346,002.72, 477,402.26 and 210,033.30 is: 289,796.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,002.72 : 477,402.26 = 210,033.30 : x
  2. Step 2: Convert to fraction form
    346,002.72/477,402.26 = 210,033.30/x
  3. Step 3: Cross multiply
    346,002.72x = 477,402.26 × 210,033.30
  4. Step 4: Simplify right side
    346,002.72x = 100,270,372,095.26
  5. Step 5: Solve for x
    x = 100,270,372,095.26/346,002.72
  6. Step 6: Final answer
    x = 289,796.49

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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.