Home / 452,302.16-678,531.48-152,784.92

Finding the Fourth Proportional to 452,302.16, 678,531.48 and 152,784.92

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Solution

The fourth proportional to 452,302.16, 678,531.48 and 152,784.92 is: 229,203.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,302.16 : 678,531.48 = 152,784.92 : x
  2. Step 2: Convert to fraction form
    452,302.16/678,531.48 = 152,784.92/x
  3. Step 3: Cross multiply
    452,302.16x = 678,531.48 × 152,784.92
  4. Step 4: Simplify right side
    452,302.16x = 103,669,377,889.28
  5. Step 5: Solve for x
    x = 103,669,377,889.28/452,302.16
  6. Step 6: Final answer
    x = 229,203.81

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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.