Home / 814,810.56-1,124,421.66-452,213.16

Finding the Fourth Proportional to 814,810.56, 1,124,421.66 and 452,213.16

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Solution

The fourth proportional to 814,810.56, 1,124,421.66 and 452,213.16 is: 624,044.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,810.56 : 1,124,421.66 = 452,213.16 : x
  2. Step 2: Convert to fraction form
    814,810.56/1,124,421.66 = 452,213.16/x
  3. Step 3: Cross multiply
    814,810.56x = 1,124,421.66 × 452,213.16
  4. Step 4: Simplify right side
    814,810.56x = 508,478,272,041.05
  5. Step 5: Solve for x
    x = 508,478,272,041.05/814,810.56
  6. Step 6: Final answer
    x = 624,044.77

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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.