Home / 445,372.08-614,600.76-254,381.52

Finding the Fourth Proportional to 445,372.08, 614,600.76 and 254,381.52

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Solution

The fourth proportional to 445,372.08, 614,600.76 and 254,381.52 is: 351,039.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,372.08 : 614,600.76 = 254,381.52 : x
  2. Step 2: Convert to fraction form
    445,372.08/614,600.76 = 254,381.52/x
  3. Step 3: Cross multiply
    445,372.08x = 614,600.76 × 254,381.52
  4. Step 4: Simplify right side
    445,372.08x = 156,343,075,521.96
  5. Step 5: Solve for x
    x = 156,343,075,521.96/445,372.08
  6. Step 6: Final answer
    x = 351,039.24

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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.