Home / 786,186.95-1,179,866.25-584,248.28

Finding the Fourth Proportional to 786,186.95, 1,179,866.25 and 584,248.28

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Solution

The fourth proportional to 786,186.95, 1,179,866.25 and 584,248.28 is: 876,807.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,186.95 : 1,179,866.25 = 584,248.28 : x
  2. Step 2: Convert to fraction form
    786,186.95/1,179,866.25 = 584,248.28/x
  3. Step 3: Cross multiply
    786,186.95x = 1,179,866.25 × 584,248.28
  4. Step 4: Simplify right side
    786,186.95x = 689,334,821,293.22
  5. Step 5: Solve for x
    x = 689,334,821,293.22/786,186.95
  6. Step 6: Final answer
    x = 876,807.77

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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.