Home / 814,828.70-1,124,455.08-452,255.69

Finding the Fourth Proportional to 814,828.70, 1,124,455.08 and 452,255.69

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Solution

The fourth proportional to 814,828.70, 1,124,455.08 and 452,255.69 is: 624,108.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,828.70 : 1,124,455.08 = 452,255.69 : x
  2. Step 2: Convert to fraction form
    814,828.70/1,124,455.08 = 452,255.69/x
  3. Step 3: Cross multiply
    814,828.70x = 1,124,455.08 × 452,255.69
  4. Step 4: Simplify right side
    814,828.70x = 508,541,208,079.41
  5. Step 5: Solve for x
    x = 508,541,208,079.41/814,828.70
  6. Step 6: Final answer
    x = 624,108.12

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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.