Home / 734,875.26-1,102,313.70-291,643.26

Finding the Fourth Proportional to 734,875.26, 1,102,313.70 and 291,643.26

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Solution

The fourth proportional to 734,875.26, 1,102,313.70 and 291,643.26 is: 437,465.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,875.26 : 1,102,313.70 = 291,643.26 : x
  2. Step 2: Convert to fraction form
    734,875.26/1,102,313.70 = 291,643.26/x
  3. Step 3: Cross multiply
    734,875.26x = 1,102,313.70 × 291,643.26
  4. Step 4: Simplify right side
    734,875.26x = 321,482,361,010.66
  5. Step 5: Solve for x
    x = 321,482,361,010.66/734,875.26
  6. Step 6: Final answer
    x = 437,465.21

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Double scale
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Similar ratio
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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.