Home / 730,631.68-1,096,036.08-257,220.16

Finding the Fourth Proportional to 730,631.68, 1,096,036.08 and 257,220.16

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Solution

The fourth proportional to 730,631.68, 1,096,036.08 and 257,220.16 is: 385,861.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,631.68 : 1,096,036.08 = 257,220.16 : x
  2. Step 2: Convert to fraction form
    730,631.68/1,096,036.08 = 257,220.16/x
  3. Step 3: Cross multiply
    730,631.68x = 1,096,036.08 × 257,220.16
  4. Step 4: Simplify right side
    730,631.68x = 281,922,575,863.37
  5. Step 5: Solve for x
    x = 281,922,575,863.37/730,631.68
  6. Step 6: Final answer
    x = 385,861.42

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1.5x scale

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.