Home / 803,528.72-1,108,594.98-459,117.56

Finding the Fourth Proportional to 803,528.72, 1,108,594.98 and 459,117.56

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Solution

The fourth proportional to 803,528.72, 1,108,594.98 and 459,117.56 is: 633,425.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,528.72 : 1,108,594.98 = 459,117.56 : x
  2. Step 2: Convert to fraction form
    803,528.72/1,108,594.98 = 459,117.56/x
  3. Step 3: Cross multiply
    803,528.72x = 1,108,594.98 × 459,117.56
  4. Step 4: Simplify right side
    803,528.72x = 508,975,422,245.85
  5. Step 5: Solve for x
    x = 508,975,422,245.85/803,528.72
  6. Step 6: Final answer
    x = 633,425.30

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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.