Home / 900,390.42-1,241,322.82-577,540.02

Finding the Fourth Proportional to 900,390.42, 1,241,322.82 and 577,540.02

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Solution

The fourth proportional to 900,390.42, 1,241,322.82 and 577,540.02 is: 796,225.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,390.42 : 1,241,322.82 = 577,540.02 : x
  2. Step 2: Convert to fraction form
    900,390.42/1,241,322.82 = 577,540.02/x
  3. Step 3: Cross multiply
    900,390.42x = 1,241,322.82 × 577,540.02
  4. Step 4: Simplify right side
    900,390.42x = 716,913,606,289.26
  5. Step 5: Solve for x
    x = 716,913,606,289.26/900,390.42
  6. Step 6: Final answer
    x = 796,225.27

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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.