Home / 891,319.74-1,336,314.69-536,250.57

Finding the Fourth Proportional to 891,319.74, 1,336,314.69 and 536,250.57

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Solution

The fourth proportional to 891,319.74, 1,336,314.69 and 536,250.57 is: 803,975.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,319.74 : 1,336,314.69 = 536,250.57 : x
  2. Step 2: Convert to fraction form
    891,319.74/1,336,314.69 = 536,250.57/x
  3. Step 3: Cross multiply
    891,319.74x = 1,336,314.69 × 536,250.57
  4. Step 4: Simplify right side
    891,319.74x = 716,599,514,211.87
  5. Step 5: Solve for x
    x = 716,599,514,211.87/891,319.74
  6. Step 6: Final answer
    x = 803,975.81

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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.