Home / 357,570.18-493,240.55-214,247.18

Finding the Fourth Proportional to 357,570.18, 493,240.55 and 214,247.18

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Solution

The fourth proportional to 357,570.18, 493,240.55 and 214,247.18 is: 295,537.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,570.18 : 493,240.55 = 214,247.18 : x
  2. Step 2: Convert to fraction form
    357,570.18/493,240.55 = 214,247.18/x
  3. Step 3: Cross multiply
    357,570.18x = 493,240.55 × 214,247.18
  4. Step 4: Simplify right side
    357,570.18x = 105,675,393,361.71
  5. Step 5: Solve for x
    x = 105,675,393,361.71/357,570.18
  6. Step 6: Final answer
    x = 295,537.49

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1.5x scale

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.