Home / 345,207.42-476,533.53-232,095.78

Finding the Fourth Proportional to 345,207.42, 476,533.53 and 232,095.78

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Solution

The fourth proportional to 345,207.42, 476,533.53 and 232,095.78 is: 320,391.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,207.42 : 476,533.53 = 232,095.78 : x
  2. Step 2: Convert to fraction form
    345,207.42/476,533.53 = 232,095.78/x
  3. Step 3: Cross multiply
    345,207.42x = 476,533.53 × 232,095.78
  4. Step 4: Simplify right side
    345,207.42x = 110,601,421,341.50
  5. Step 5: Solve for x
    x = 110,601,421,341.50/345,207.42
  6. Step 6: Final answer
    x = 320,391.21

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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.