Home / 872,595.39-1,308,909.29-273,543.15

Finding the Fourth Proportional to 872,595.39, 1,308,909.29 and 273,543.15

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Solution

The fourth proportional to 872,595.39, 1,308,909.29 and 273,543.15 is: 410,319.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,595.39 : 1,308,909.29 = 273,543.15 : x
  2. Step 2: Convert to fraction form
    872,595.39/1,308,909.29 = 273,543.15/x
  3. Step 3: Cross multiply
    872,595.39x = 1,308,909.29 × 273,543.15
  4. Step 4: Simplify right side
    872,595.39x = 358,043,168,883.15
  5. Step 5: Solve for x
    x = 358,043,168,883.15/872,595.39
  6. Step 6: Final answer
    x = 410,319.80

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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.