Home / 1,494,612.16-2,242,293.74-429,656.16

Finding the Fourth Proportional to 1,494,612.16, 2,242,293.74 and 429,656.16

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Solution

The fourth proportional to 1,494,612.16, 2,242,293.74 and 429,656.16 is: 644,592.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494,612.16 : 2,242,293.74 = 429,656.16 : x
  2. Step 2: Convert to fraction form
    1,494,612.16/2,242,293.74 = 429,656.16/x
  3. Step 3: Cross multiply
    1,494,612.16x = 2,242,293.74 × 429,656.16
  4. Step 4: Simplify right side
    1,494,612.16x = 963,415,317,920.44
  5. Step 5: Solve for x
    x = 963,415,317,920.44/1,494,612.16
  6. Step 6: Final answer
    x = 644,592.18

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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.