Home / 382,024.20-573,036.30-343,970.40

Finding the Fourth Proportional to 382,024.20, 573,036.30 and 343,970.40

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Solution

The fourth proportional to 382,024.20, 573,036.30 and 343,970.40 is: 515,955.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,024.20 : 573,036.30 = 343,970.40 : x
  2. Step 2: Convert to fraction form
    382,024.20/573,036.30 = 343,970.40/x
  3. Step 3: Cross multiply
    382,024.20x = 573,036.30 × 343,970.40
  4. Step 4: Simplify right side
    382,024.20x = 197,107,525,325.52
  5. Step 5: Solve for x
    x = 197,107,525,325.52/382,024.20
  6. Step 6: Final answer
    x = 515,955.60

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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.