Home / 1,049,488.80-1,574,233.20-384,554.40

Finding the Fourth Proportional to 1,049,488.80, 1,574,233.20 and 384,554.40

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Solution

The fourth proportional to 1,049,488.80, 1,574,233.20 and 384,554.40 is: 576,831.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,488.80 : 1,574,233.20 = 384,554.40 : x
  2. Step 2: Convert to fraction form
    1,049,488.80/1,574,233.20 = 384,554.40/x
  3. Step 3: Cross multiply
    1,049,488.80x = 1,574,233.20 × 384,554.40
  4. Step 4: Simplify right side
    1,049,488.80x = 605,378,303,686.08
  5. Step 5: Solve for x
    x = 605,378,303,686.08/1,049,488.80
  6. Step 6: Final answer
    x = 576,831.60

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Double scale
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Similar ratio
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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.