Home / 867,315.60-1,196,909.70-474,842.02

Finding the Fourth Proportional to 867,315.60, 1,196,909.70 and 474,842.02

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Solution

The fourth proportional to 867,315.60, 1,196,909.70 and 474,842.02 is: 655,289.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,315.60 : 1,196,909.70 = 474,842.02 : x
  2. Step 2: Convert to fraction form
    867,315.60/1,196,909.70 = 474,842.02/x
  3. Step 3: Cross multiply
    867,315.60x = 1,196,909.70 × 474,842.02
  4. Step 4: Simplify right side
    867,315.60x = 568,343,014,908.15
  5. Step 5: Solve for x
    x = 568,343,014,908.15/867,315.60
  6. Step 6: Final answer
    x = 655,289.74

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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.