Home / 648,769.22-973,079.95-175,417.66

Finding the Fourth Proportional to 648,769.22, 973,079.95 and 175,417.66

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Solution

The fourth proportional to 648,769.22, 973,079.95 and 175,417.66 is: 263,106.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,769.22 : 973,079.95 = 175,417.66 : x
  2. Step 2: Convert to fraction form
    648,769.22/973,079.95 = 175,417.66/x
  3. Step 3: Cross multiply
    648,769.22x = 973,079.95 × 175,417.66
  4. Step 4: Simplify right side
    648,769.22x = 170,695,407,821.92
  5. Step 5: Solve for x
    x = 170,695,407,821.92/648,769.22
  6. Step 6: Final answer
    x = 263,106.51

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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.