Home / 837,816.65-1,156,152.44-455,844.95

Finding the Fourth Proportional to 837,816.65, 1,156,152.44 and 455,844.95

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Solution

The fourth proportional to 837,816.65, 1,156,152.44 and 455,844.95 is: 629,047.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,816.65 : 1,156,152.44 = 455,844.95 : x
  2. Step 2: Convert to fraction form
    837,816.65/1,156,152.44 = 455,844.95/x
  3. Step 3: Cross multiply
    837,816.65x = 1,156,152.44 × 455,844.95
  4. Step 4: Simplify right side
    837,816.65x = 527,026,248,334.47
  5. Step 5: Solve for x
    x = 527,026,248,334.47/837,816.65
  6. Step 6: Final answer
    x = 629,047.24

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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.