Home / 759,078.92-1,047,595.60-419,612.78

Finding the Fourth Proportional to 759,078.92, 1,047,595.60 and 419,612.78

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Solution

The fourth proportional to 759,078.92, 1,047,595.60 and 419,612.78 is: 579,102.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,078.92 : 1,047,595.60 = 419,612.78 : x
  2. Step 2: Convert to fraction form
    759,078.92/1,047,595.60 = 419,612.78/x
  3. Step 3: Cross multiply
    759,078.92x = 1,047,595.60 × 419,612.78
  4. Step 4: Simplify right side
    759,078.92x = 439,584,502,031.77
  5. Step 5: Solve for x
    x = 439,584,502,031.77/759,078.92
  6. Step 6: Final answer
    x = 579,102.50

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.