Home / 808,465.60-1,212,698.40-334,993.60

Finding the Fourth Proportional to 808,465.60, 1,212,698.40 and 334,993.60

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Solution

The fourth proportional to 808,465.60, 1,212,698.40 and 334,993.60 is: 502,490.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,465.60 : 1,212,698.40 = 334,993.60 : x
  2. Step 2: Convert to fraction form
    808,465.60/1,212,698.40 = 334,993.60/x
  3. Step 3: Cross multiply
    808,465.60x = 1,212,698.40 × 334,993.60
  4. Step 4: Simplify right side
    808,465.60x = 406,246,202,730.24
  5. Step 5: Solve for x
    x = 406,246,202,730.24/808,465.60
  6. Step 6: Final answer
    x = 502,490.40

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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.