Home / 1,009,332.08-1,392,874.30-550,445.60

Finding the Fourth Proportional to 1,009,332.08, 1,392,874.30 and 550,445.60

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Solution

The fourth proportional to 1,009,332.08, 1,392,874.30 and 550,445.60 is: 759,612.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,332.08 : 1,392,874.30 = 550,445.60 : x
  2. Step 2: Convert to fraction form
    1,009,332.08/1,392,874.30 = 550,445.60/x
  3. Step 3: Cross multiply
    1,009,332.08x = 1,392,874.30 × 550,445.60
  4. Step 4: Simplify right side
    1,009,332.08x = 766,701,529,788.08
  5. Step 5: Solve for x
    x = 766,701,529,788.08/1,009,332.08
  6. Step 6: Final answer
    x = 759,612.76

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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.