Home / 1,565,435.00-2,348,487.65-485,923.86

Finding the Fourth Proportional to 1,565,435.00, 2,348,487.65 and 485,923.86

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Solution

The fourth proportional to 1,565,435.00, 2,348,487.65 and 485,923.86 is: 728,989.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565,435.00 : 2,348,487.65 = 485,923.86 : x
  2. Step 2: Convert to fraction form
    1,565,435.00/2,348,487.65 = 485,923.86/x
  3. Step 3: Cross multiply
    1,565,435.00x = 2,348,487.65 × 485,923.86
  4. Step 4: Simplify right side
    1,565,435.00x = 1,141,186,185,265.14
  5. Step 5: Solve for x
    x = 1,141,186,185,265.14/1,565,435.00
  6. Step 6: Final answer
    x = 728,989.82

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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.