Home / 770,013.81-1,154,058.44-370,547.33

Finding the Fourth Proportional to 770,013.81, 1,154,058.44 and 370,547.33

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Solution

The fourth proportional to 770,013.81, 1,154,058.44 and 370,547.33 is: 555,357.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,013.81 : 1,154,058.44 = 370,547.33 : x
  2. Step 2: Convert to fraction form
    770,013.81/1,154,058.44 = 370,547.33/x
  3. Step 3: Cross multiply
    770,013.81x = 1,154,058.44 × 370,547.33
  4. Step 4: Simplify right side
    770,013.81x = 427,633,265,982.94
  5. Step 5: Solve for x
    x = 427,633,265,982.94/770,013.81
  6. Step 6: Final answer
    x = 555,357.92

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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.