Home / 884,298.39-1,325,949.32-307,657.23

Finding the Fourth Proportional to 884,298.39, 1,325,949.32 and 307,657.23

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Solution

The fourth proportional to 884,298.39, 1,325,949.32 and 307,657.23 is: 461,312.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,298.39 : 1,325,949.32 = 307,657.23 : x
  2. Step 2: Convert to fraction form
    884,298.39/1,325,949.32 = 307,657.23/x
  3. Step 3: Cross multiply
    884,298.39x = 1,325,949.32 × 307,657.23
  4. Step 4: Simplify right side
    884,298.39x = 407,937,886,743.55
  5. Step 5: Solve for x
    x = 407,937,886,743.55/884,298.39
  6. Step 6: Final answer
    x = 461,312.48

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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.