Home / 748,840.20-1,033,585.18-426,741.40

Finding the Fourth Proportional to 748,840.20, 1,033,585.18 and 426,741.40

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Solution

The fourth proportional to 748,840.20, 1,033,585.18 and 426,741.40 is: 589,008.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,840.20 : 1,033,585.18 = 426,741.40 : x
  2. Step 2: Convert to fraction form
    748,840.20/1,033,585.18 = 426,741.40/x
  3. Step 3: Cross multiply
    748,840.20x = 1,033,585.18 × 426,741.40
  4. Step 4: Simplify right side
    748,840.20x = 441,073,586,732.45
  5. Step 5: Solve for x
    x = 441,073,586,732.45/748,840.20
  6. Step 6: Final answer
    x = 589,008.96

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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.