Home / 852,590.64-1,278,609.08-283,818.96

Finding the Fourth Proportional to 852,590.64, 1,278,609.08 and 283,818.96

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Solution

The fourth proportional to 852,590.64, 1,278,609.08 and 283,818.96 is: 425,636.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,590.64 : 1,278,609.08 = 283,818.96 : x
  2. Step 2: Convert to fraction form
    852,590.64/1,278,609.08 = 283,818.96/x
  3. Step 3: Cross multiply
    852,590.64x = 1,278,609.08 × 283,818.96
  4. Step 4: Simplify right side
    852,590.64x = 362,893,499,332.16
  5. Step 5: Solve for x
    x = 362,893,499,332.16/852,590.64
  6. Step 6: Final answer
    x = 425,636.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.