Home / 684,830.74-1,026,994.61-235,424.11

Finding the Fourth Proportional to 684,830.74, 1,026,994.61 and 235,424.11

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Solution

The fourth proportional to 684,830.74, 1,026,994.61 and 235,424.11 is: 353,049.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,830.74 : 1,026,994.61 = 235,424.11 : x
  2. Step 2: Convert to fraction form
    684,830.74/1,026,994.61 = 235,424.11/x
  3. Step 3: Cross multiply
    684,830.74x = 1,026,994.61 × 235,424.11
  4. Step 4: Simplify right side
    684,830.74x = 241,779,292,434.95
  5. Step 5: Solve for x
    x = 241,779,292,434.95/684,830.74
  6. Step 6: Final answer
    x = 353,049.71

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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.