Home / 1,088,989.66-1,633,562.25-290,267.02

Finding the Fourth Proportional to 1,088,989.66, 1,633,562.25 and 290,267.02

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Solution

The fourth proportional to 1,088,989.66, 1,633,562.25 and 290,267.02 is: 435,421.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,989.66 : 1,633,562.25 = 290,267.02 : x
  2. Step 2: Convert to fraction form
    1,088,989.66/1,633,562.25 = 290,267.02/x
  3. Step 3: Cross multiply
    1,088,989.66x = 1,633,562.25 × 290,267.02
  4. Step 4: Simplify right side
    1,088,989.66x = 474,169,246,292.00
  5. Step 5: Solve for x
    x = 474,169,246,292.00/1,088,989.66
  6. Step 6: Final answer
    x = 435,421.26

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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.