Home / 908,727.40-1,360,466.70-554,433.40

Finding the Fourth Proportional to 908,727.40, 1,360,466.70 and 554,433.40

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Solution

The fourth proportional to 908,727.40, 1,360,466.70 and 554,433.40 is: 830,048.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,727.40 : 1,360,466.70 = 554,433.40 : x
  2. Step 2: Convert to fraction form
    908,727.40/1,360,466.70 = 554,433.40/x
  3. Step 3: Cross multiply
    908,727.40x = 1,360,466.70 × 554,433.40
  4. Step 4: Simplify right side
    908,727.40x = 754,288,178,067.78
  5. Step 5: Solve for x
    x = 754,288,178,067.78/908,727.40
  6. Step 6: Final answer
    x = 830,048.90

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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.