Home / 445,574.24-614,925-254,583.52

Finding the Fourth Proportional to 445,574.24, 614,925 and 254,583.52

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Solution

The fourth proportional to 445,574.24, 614,925 and 254,583.52 is: 351,343.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,574.24 : 614,925 = 254,583.52 : x
  2. Step 2: Convert to fraction form
    445,574.24/614,925 = 254,583.52/x
  3. Step 3: Cross multiply
    445,574.24x = 614,925 × 254,583.52
  4. Step 4: Simplify right side
    445,574.24x = 156,549,771,036
  5. Step 5: Solve for x
    x = 156,549,771,036/445,574.24
  6. Step 6: Final answer
    x = 351,343.85

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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.