Home / 847,169.37-1,169,095.14-465,220.35

Finding the Fourth Proportional to 847,169.37, 1,169,095.14 and 465,220.35

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Solution

The fourth proportional to 847,169.37, 1,169,095.14 and 465,220.35 is: 642,004.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,169.37 : 1,169,095.14 = 465,220.35 : x
  2. Step 2: Convert to fraction form
    847,169.37/1,169,095.14 = 465,220.35/x
  3. Step 3: Cross multiply
    847,169.37x = 1,169,095.14 × 465,220.35
  4. Step 4: Simplify right side
    847,169.37x = 543,886,850,214.10
  5. Step 5: Solve for x
    x = 543,886,850,214.10/847,169.37
  6. Step 6: Final answer
    x = 642,004.86

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1.5x scale

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.