Home / 899,925.92-1,241,909.54-492,028.23

Finding the Fourth Proportional to 899,925.92, 1,241,909.54 and 492,028.23

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Solution

The fourth proportional to 899,925.92, 1,241,909.54 and 492,028.23 is: 679,005.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,925.92 : 1,241,909.54 = 492,028.23 : x
  2. Step 2: Convert to fraction form
    899,925.92/1,241,909.54 = 492,028.23/x
  3. Step 3: Cross multiply
    899,925.92x = 1,241,909.54 × 492,028.23
  4. Step 4: Simplify right side
    899,925.92x = 611,054,554,016.39
  5. Step 5: Solve for x
    x = 611,054,554,016.39/899,925.92
  6. Step 6: Final answer
    x = 679,005.40

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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.