Home / 877,992.08-1,316,987.78-246,905.86

Finding the Fourth Proportional to 877,992.08, 1,316,987.78 and 246,905.86

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Solution

The fourth proportional to 877,992.08, 1,316,987.78 and 246,905.86 is: 370,358.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,992.08 : 1,316,987.78 = 246,905.86 : x
  2. Step 2: Convert to fraction form
    877,992.08/1,316,987.78 = 246,905.86/x
  3. Step 3: Cross multiply
    877,992.08x = 1,316,987.78 × 246,905.86
  4. Step 4: Simplify right side
    877,992.08x = 325,172,000,430.39
  5. Step 5: Solve for x
    x = 325,172,000,430.39/877,992.08
  6. Step 6: Final answer
    x = 370,358.69

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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.