Home / 906,148.56-1,358,373.96-306,690.24

Finding the Fourth Proportional to 906,148.56, 1,358,373.96 and 306,690.24

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Solution

The fourth proportional to 906,148.56, 1,358,373.96 and 306,690.24 is: 459,748.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,148.56 : 1,358,373.96 = 306,690.24 : x
  2. Step 2: Convert to fraction form
    906,148.56/1,358,373.96 = 306,690.24/x
  3. Step 3: Cross multiply
    906,148.56x = 1,358,373.96 × 306,690.24
  4. Step 4: Simplify right side
    906,148.56x = 416,600,035,802.15
  5. Step 5: Solve for x
    x = 416,600,035,802.15/906,148.56
  6. Step 6: Final answer
    x = 459,748.05

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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.