Home / 772,592.67-1,159,055.09-260,308.73

Finding the Fourth Proportional to 772,592.67, 1,159,055.09 and 260,308.73

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Solution

The fourth proportional to 772,592.67, 1,159,055.09 and 260,308.73 is: 390,519.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,592.67 : 1,159,055.09 = 260,308.73 : x
  2. Step 2: Convert to fraction form
    772,592.67/1,159,055.09 = 260,308.73/x
  3. Step 3: Cross multiply
    772,592.67x = 1,159,055.09 × 260,308.73
  4. Step 4: Simplify right side
    772,592.67x = 301,712,160,074.03
  5. Step 5: Solve for x
    x = 301,712,160,074.03/772,592.67
  6. Step 6: Final answer
    x = 390,519.06

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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.