Home / 718,722.54-1,078,784.98-593,637.08

Finding the Fourth Proportional to 718,722.54, 1,078,784.98 and 593,637.08

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Solution

The fourth proportional to 718,722.54, 1,078,784.98 and 593,637.08 is: 891,034.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,722.54 : 1,078,784.98 = 593,637.08 : x
  2. Step 2: Convert to fraction form
    718,722.54/1,078,784.98 = 593,637.08/x
  3. Step 3: Cross multiply
    718,722.54x = 1,078,784.98 × 593,637.08
  4. Step 4: Simplify right side
    718,722.54x = 640,406,765,475.06
  5. Step 5: Solve for x
    x = 640,406,765,475.06/718,722.54
  6. Step 6: Final answer
    x = 891,034.76

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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.