Home / 677,431.71-1,016,148.02-172,030.59

Finding the Fourth Proportional to 677,431.71, 1,016,148.02 and 172,030.59

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Solution

The fourth proportional to 677,431.71, 1,016,148.02 and 172,030.59 is: 258,046.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,431.71 : 1,016,148.02 = 172,030.59 : x
  2. Step 2: Convert to fraction form
    677,431.71/1,016,148.02 = 172,030.59/x
  3. Step 3: Cross multiply
    677,431.71x = 1,016,148.02 × 172,030.59
  4. Step 4: Simplify right side
    677,431.71x = 174,808,542,547.78
  5. Step 5: Solve for x
    x = 174,808,542,547.78/677,431.71
  6. Step 6: Final answer
    x = 258,046.00

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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.