Home / 786,935.40-1,180,403.10-597,978.60

Finding the Fourth Proportional to 786,935.40, 1,180,403.10 and 597,978.60

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Solution

The fourth proportional to 786,935.40, 1,180,403.10 and 597,978.60 is: 896,967.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,935.40 : 1,180,403.10 = 597,978.60 : x
  2. Step 2: Convert to fraction form
    786,935.40/1,180,403.10 = 597,978.60/x
  3. Step 3: Cross multiply
    786,935.40x = 1,180,403.10 × 597,978.60
  4. Step 4: Simplify right side
    786,935.40x = 705,855,793,173.66
  5. Step 5: Solve for x
    x = 705,855,793,173.66/786,935.40
  6. Step 6: Final answer
    x = 896,967.90

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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.