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Finding the Fourth Proportional to 600,423.96, 825,117.27 and 572,669.40

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Solution

The fourth proportional to 600,423.96, 825,117.27 and 572,669.40 is: 786,976.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,423.96 : 825,117.27 = 572,669.40 : x
  2. Step 2: Convert to fraction form
    600,423.96/825,117.27 = 572,669.40/x
  3. Step 3: Cross multiply
    600,423.96x = 825,117.27 × 572,669.40
  4. Step 4: Simplify right side
    600,423.96x = 472,519,411,940.54
  5. Step 5: Solve for x
    x = 472,519,411,940.54/600,423.96
  6. Step 6: Final answer
    x = 786,976.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.