Home / 908,263.20-1,363,009.20-508,903.20

Finding the Fourth Proportional to 908,263.20, 1,363,009.20 and 508,903.20

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Solution

The fourth proportional to 908,263.20, 1,363,009.20 and 508,903.20 is: 763,699.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,263.20 : 1,363,009.20 = 508,903.20 : x
  2. Step 2: Convert to fraction form
    908,263.20/1,363,009.20 = 508,903.20/x
  3. Step 3: Cross multiply
    908,263.20x = 1,363,009.20 × 508,903.20
  4. Step 4: Simplify right side
    908,263.20x = 693,639,743,509.44
  5. Step 5: Solve for x
    x = 693,639,743,509.44/908,263.20
  6. Step 6: Final answer
    x = 763,699.05

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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.