Home / 867,080.98-1,298,030.16-524,487.60

Finding the Fourth Proportional to 867,080.98, 1,298,030.16 and 524,487.60

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Solution

The fourth proportional to 867,080.98, 1,298,030.16 and 524,487.60 is: 785,163.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,080.98 : 1,298,030.16 = 524,487.60 : x
  2. Step 2: Convert to fraction form
    867,080.98/1,298,030.16 = 524,487.60/x
  3. Step 3: Cross multiply
    867,080.98x = 1,298,030.16 × 524,487.60
  4. Step 4: Simplify right side
    867,080.98x = 680,800,723,346.02
  5. Step 5: Solve for x
    x = 680,800,723,346.02/867,080.98
  6. Step 6: Final answer
    x = 785,163.95

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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.