Home / 792,280.36-1,187,829.51-476,663.32

Finding the Fourth Proportional to 792,280.36, 1,187,829.51 and 476,663.32

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Solution

The fourth proportional to 792,280.36, 1,187,829.51 and 476,663.32 is: 714,639.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,280.36 : 1,187,829.51 = 476,663.32 : x
  2. Step 2: Convert to fraction form
    792,280.36/1,187,829.51 = 476,663.32/x
  3. Step 3: Cross multiply
    792,280.36x = 1,187,829.51 × 476,663.32
  4. Step 4: Simplify right side
    792,280.36x = 566,194,757,830.57
  5. Step 5: Solve for x
    x = 566,194,757,830.57/792,280.36
  6. Step 6: Final answer
    x = 714,639.40

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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.