Home / 427,030.95-589,282.35-233,448.65

Finding the Fourth Proportional to 427,030.95, 589,282.35 and 233,448.65

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Solution

The fourth proportional to 427,030.95, 589,282.35 and 233,448.65 is: 322,148.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,030.95 : 589,282.35 = 233,448.65 : x
  2. Step 2: Convert to fraction form
    427,030.95/589,282.35 = 233,448.65/x
  3. Step 3: Cross multiply
    427,030.95x = 589,282.35 × 233,448.65
  4. Step 4: Simplify right side
    427,030.95x = 137,567,169,076.33
  5. Step 5: Solve for x
    x = 137,567,169,076.33/427,030.95
  6. Step 6: Final answer
    x = 322,148.01

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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.