Home / 914,871.87-1,262,530.62-506,980.58

Finding the Fourth Proportional to 914,871.87, 1,262,530.62 and 506,980.58

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Solution

The fourth proportional to 914,871.87, 1,262,530.62 and 506,980.58 is: 699,637.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,871.87 : 1,262,530.62 = 506,980.58 : x
  2. Step 2: Convert to fraction form
    914,871.87/1,262,530.62 = 506,980.58/x
  3. Step 3: Cross multiply
    914,871.87x = 1,262,530.62 × 506,980.58
  4. Step 4: Simplify right side
    914,871.87x = 640,078,499,682.71
  5. Step 5: Solve for x
    x = 640,078,499,682.71/914,871.87
  6. Step 6: Final answer
    x = 699,637.32

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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.