Home / 671,386.07-1,007,069.20-165,947.08

Finding the Fourth Proportional to 671,386.07, 1,007,069.20 and 165,947.08

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Solution

The fourth proportional to 671,386.07, 1,007,069.20 and 165,947.08 is: 248,918.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,386.07 : 1,007,069.20 = 165,947.08 : x
  2. Step 2: Convert to fraction form
    671,386.07/1,007,069.20 = 165,947.08/x
  3. Step 3: Cross multiply
    671,386.07x = 1,007,069.20 × 165,947.08
  4. Step 4: Simplify right side
    671,386.07x = 167,120,192,987.10
  5. Step 5: Solve for x
    x = 167,120,192,987.10/671,386.07
  6. Step 6: Final answer
    x = 248,918.17

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1.5x scale

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.