Home / 405,482.40-559,536.26-224,196.57

Finding the Fourth Proportional to 405,482.40, 559,536.26 and 224,196.57

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Solution

The fourth proportional to 405,482.40, 559,536.26 and 224,196.57 is: 309,374.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,482.40 : 559,536.26 = 224,196.57 : x
  2. Step 2: Convert to fraction form
    405,482.40/559,536.26 = 224,196.57/x
  3. Step 3: Cross multiply
    405,482.40x = 559,536.26 × 224,196.57
  4. Step 4: Simplify right side
    405,482.40x = 125,446,109,161.65
  5. Step 5: Solve for x
    x = 125,446,109,161.65/405,482.40
  6. Step 6: Final answer
    x = 309,374.98

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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.