Home / 745,232.40-1,028,404.44-435,188.25

Finding the Fourth Proportional to 745,232.40, 1,028,404.44 and 435,188.25

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Solution

The fourth proportional to 745,232.40, 1,028,404.44 and 435,188.25 is: 600,550.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,232.40 : 1,028,404.44 = 435,188.25 : x
  2. Step 2: Convert to fraction form
    745,232.40/1,028,404.44 = 435,188.25/x
  3. Step 3: Cross multiply
    745,232.40x = 1,028,404.44 × 435,188.25
  4. Step 4: Simplify right side
    745,232.40x = 447,549,528,535.83
  5. Step 5: Solve for x
    x = 447,549,528,535.83/745,232.40
  6. Step 6: Final answer
    x = 600,550.28

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Double scale
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1.5x scale

Why These Related Problems?

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