Home / 842,079.63-1,162,068.90-454,894.98

Finding the Fourth Proportional to 842,079.63, 1,162,068.90 and 454,894.98

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Solution

The fourth proportional to 842,079.63, 1,162,068.90 and 454,894.98 is: 627,754.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,079.63 : 1,162,068.90 = 454,894.98 : x
  2. Step 2: Convert to fraction form
    842,079.63/1,162,068.90 = 454,894.98/x
  3. Step 3: Cross multiply
    842,079.63x = 1,162,068.90 × 454,894.98
  4. Step 4: Simplify right side
    842,079.63x = 528,619,309,024.12
  5. Step 5: Solve for x
    x = 528,619,309,024.12/842,079.63
  6. Step 6: Final answer
    x = 627,754.54

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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.