Home / 1,036,140.76-1,554,298.60-288,186.76

Finding the Fourth Proportional to 1,036,140.76, 1,554,298.60 and 288,186.76

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Solution

The fourth proportional to 1,036,140.76, 1,554,298.60 and 288,186.76 is: 432,304.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,140.76 : 1,554,298.60 = 288,186.76 : x
  2. Step 2: Convert to fraction form
    1,036,140.76/1,554,298.60 = 288,186.76/x
  3. Step 3: Cross multiply
    1,036,140.76x = 1,554,298.60 × 288,186.76
  4. Step 4: Simplify right side
    1,036,140.76x = 447,928,277,606.54
  5. Step 5: Solve for x
    x = 447,928,277,606.54/1,036,140.76
  6. Step 6: Final answer
    x = 432,304.47

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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.