Home / 967,013.04-1,333,401.84-661,139.04

Finding the Fourth Proportional to 967,013.04, 1,333,401.84 and 661,139.04

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Solution

The fourth proportional to 967,013.04, 1,333,401.84 and 661,139.04 is: 911,636.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,013.04 : 1,333,401.84 = 661,139.04 : x
  2. Step 2: Convert to fraction form
    967,013.04/1,333,401.84 = 661,139.04/x
  3. Step 3: Cross multiply
    967,013.04x = 1,333,401.84 × 661,139.04
  4. Step 4: Simplify right side
    967,013.04x = 881,564,012,431.83
  5. Step 5: Solve for x
    x = 881,564,012,431.83/967,013.04
  6. Step 6: Final answer
    x = 911,636.12

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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.