Home / 718,412.04-1,077,701.46-238,682.65

Finding the Fourth Proportional to 718,412.04, 1,077,701.46 and 238,682.65

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Solution

The fourth proportional to 718,412.04, 1,077,701.46 and 238,682.65 is: 358,051.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,412.04 : 1,077,701.46 = 238,682.65 : x
  2. Step 2: Convert to fraction form
    718,412.04/1,077,701.46 = 238,682.65/x
  3. Step 3: Cross multiply
    718,412.04x = 1,077,701.46 × 238,682.65
  4. Step 4: Simplify right side
    718,412.04x = 257,228,640,381.67
  5. Step 5: Solve for x
    x = 257,228,640,381.67/718,412.04
  6. Step 6: Final answer
    x = 358,051.68

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Double scale
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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.