Home / 1,055,471.58-1,583,402.04-345,538.98

Finding the Fourth Proportional to 1,055,471.58, 1,583,402.04 and 345,538.98

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Solution

The fourth proportional to 1,055,471.58, 1,583,402.04 and 345,538.98 is: 518,372.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,471.58 : 1,583,402.04 = 345,538.98 : x
  2. Step 2: Convert to fraction form
    1,055,471.58/1,583,402.04 = 345,538.98/x
  3. Step 3: Cross multiply
    1,055,471.58x = 1,583,402.04 × 345,538.98
  4. Step 4: Simplify right side
    1,055,471.58x = 547,127,125,831.52
  5. Step 5: Solve for x
    x = 547,127,125,831.52/1,055,471.58
  6. Step 6: Final answer
    x = 518,372.20

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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.