Home / 582,137.22-803,055.40-340,261.77

Finding the Fourth Proportional to 582,137.22, 803,055.40 and 340,261.77

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Solution

The fourth proportional to 582,137.22, 803,055.40 and 340,261.77 is: 469,389.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,137.22 : 803,055.40 = 340,261.77 : x
  2. Step 2: Convert to fraction form
    582,137.22/803,055.40 = 340,261.77/x
  3. Step 3: Cross multiply
    582,137.22x = 803,055.40 × 340,261.77
  4. Step 4: Simplify right side
    582,137.22x = 273,249,051,812.06
  5. Step 5: Solve for x
    x = 273,249,051,812.06/582,137.22
  6. Step 6: Final answer
    x = 469,389.42

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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.