Home / 772,847.93-1,158,274.08-346,071.29

Finding the Fourth Proportional to 772,847.93, 1,158,274.08 and 346,071.29

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Solution

The fourth proportional to 772,847.93, 1,158,274.08 and 346,071.29 is: 518,660.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,847.93 : 1,158,274.08 = 346,071.29 : x
  2. Step 2: Convert to fraction form
    772,847.93/1,158,274.08 = 346,071.29/x
  3. Step 3: Cross multiply
    772,847.93x = 1,158,274.08 × 346,071.29
  4. Step 4: Simplify right side
    772,847.93x = 400,845,399,247.79
  5. Step 5: Solve for x
    x = 400,845,399,247.79/772,847.93
  6. Step 6: Final answer
    x = 518,660.12

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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.