Home / 1,213,368.48-1,820,416.23-360,468.54

Finding the Fourth Proportional to 1,213,368.48, 1,820,416.23 and 360,468.54

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Solution

The fourth proportional to 1,213,368.48, 1,820,416.23 and 360,468.54 is: 540,810.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,368.48 : 1,820,416.23 = 360,468.54 : x
  2. Step 2: Convert to fraction form
    1,213,368.48/1,820,416.23 = 360,468.54/x
  3. Step 3: Cross multiply
    1,213,368.48x = 1,820,416.23 × 360,468.54
  4. Step 4: Simplify right side
    1,213,368.48x = 656,202,780,620.40
  5. Step 5: Solve for x
    x = 656,202,780,620.40/1,213,368.48
  6. Step 6: Final answer
    x = 540,810.80

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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.