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Finding the Fourth Proportional to 476,894.12, 714,842.94 and 350,346.20

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Solution

The fourth proportional to 476,894.12, 714,842.94 and 350,346.20 is: 525,153.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,894.12 : 714,842.94 = 350,346.20 : x
  2. Step 2: Convert to fraction form
    476,894.12/714,842.94 = 350,346.20/x
  3. Step 3: Cross multiply
    476,894.12x = 714,842.94 × 350,346.20
  4. Step 4: Simplify right side
    476,894.12x = 250,442,507,625.83
  5. Step 5: Solve for x
    x = 250,442,507,625.83/476,894.12
  6. Step 6: Final answer
    x = 525,153.27

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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.