Home / 452,213.51-678,313.24-152,904.29

Finding the Fourth Proportional to 452,213.51, 678,313.24 and 152,904.29

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Solution

The fourth proportional to 452,213.51, 678,313.24 and 152,904.29 is: 229,354.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,213.51 : 678,313.24 = 152,904.29 : x
  2. Step 2: Convert to fraction form
    452,213.51/678,313.24 = 152,904.29/x
  3. Step 3: Cross multiply
    452,213.51x = 678,313.24 × 152,904.29
  4. Step 4: Simplify right side
    452,213.51x = 103,717,004,359.80
  5. Step 5: Solve for x
    x = 103,717,004,359.80/452,213.51
  6. Step 6: Final answer
    x = 229,354.06

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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.