Home / 599,933.64-828,116.92-345,386.28

Finding the Fourth Proportional to 599,933.64, 828,116.92 and 345,386.28

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Solution

The fourth proportional to 599,933.64, 828,116.92 and 345,386.28 is: 476,753.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,933.64 : 828,116.92 = 345,386.28 : x
  2. Step 2: Convert to fraction form
    599,933.64/828,116.92 = 345,386.28/x
  3. Step 3: Cross multiply
    599,933.64x = 828,116.92 × 345,386.28
  4. Step 4: Simplify right side
    599,933.64x = 286,020,222,403.86
  5. Step 5: Solve for x
    x = 286,020,222,403.86/599,933.64
  6. Step 6: Final answer
    x = 476,753.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.