Home / 1,102,268.25-1,653,403.59-437,420.25

Finding the Fourth Proportional to 1,102,268.25, 1,653,403.59 and 437,420.25

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Solution

The fourth proportional to 1,102,268.25, 1,653,403.59 and 437,420.25 is: 656,130.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,268.25 : 1,653,403.59 = 437,420.25 : x
  2. Step 2: Convert to fraction form
    1,102,268.25/1,653,403.59 = 437,420.25/x
  3. Step 3: Cross multiply
    1,102,268.25x = 1,653,403.59 × 437,420.25
  4. Step 4: Simplify right side
    1,102,268.25x = 723,232,211,688.70
  5. Step 5: Solve for x
    x = 723,232,211,688.70/1,102,268.25
  6. Step 6: Final answer
    x = 656,130.86

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Double scale
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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.