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Finding the Fourth Proportional to 888,744.96, 1,226,437.56 and 506,894.76

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Solution

The fourth proportional to 888,744.96, 1,226,437.56 and 506,894.76 is: 699,497.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,744.96 : 1,226,437.56 = 506,894.76 : x
  2. Step 2: Convert to fraction form
    888,744.96/1,226,437.56 = 506,894.76/x
  3. Step 3: Cross multiply
    888,744.96x = 1,226,437.56 × 506,894.76
  4. Step 4: Simplify right side
    888,744.96x = 621,674,772,631.19
  5. Step 5: Solve for x
    x = 621,674,772,631.19/888,744.96
  6. Step 6: Final answer
    x = 699,497.38

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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.