Home / 707,811.60-1,059,384.60-549,181.20

Finding the Fourth Proportional to 707,811.60, 1,059,384.60 and 549,181.20

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Solution

The fourth proportional to 707,811.60, 1,059,384.60 and 549,181.20 is: 821,961.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,811.60 : 1,059,384.60 = 549,181.20 : x
  2. Step 2: Convert to fraction form
    707,811.60/1,059,384.60 = 549,181.20/x
  3. Step 3: Cross multiply
    707,811.60x = 1,059,384.60 × 549,181.20
  4. Step 4: Simplify right side
    707,811.60x = 581,794,105,889.52
  5. Step 5: Solve for x
    x = 581,794,105,889.52/707,811.60
  6. Step 6: Final answer
    x = 821,961.81

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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.