Home / 847,210.30-1,169,177.69-484,634.86

Finding the Fourth Proportional to 847,210.30, 1,169,177.69 and 484,634.86

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Solution

The fourth proportional to 847,210.30, 1,169,177.69 and 484,634.86 is: 668,811.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,210.30 : 1,169,177.69 = 484,634.86 : x
  2. Step 2: Convert to fraction form
    847,210.30/1,169,177.69 = 484,634.86/x
  3. Step 3: Cross multiply
    847,210.30x = 1,169,177.69 × 484,634.86
  4. Step 4: Simplify right side
    847,210.30x = 566,624,266,108.27
  5. Step 5: Solve for x
    x = 566,624,266,108.27/847,210.30
  6. Step 6: Final answer
    x = 668,811.82

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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.