Home / 912,831.20-1,369,246.80-700,254.80

Finding the Fourth Proportional to 912,831.20, 1,369,246.80 and 700,254.80

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Solution

The fourth proportional to 912,831.20, 1,369,246.80 and 700,254.80 is: 1,050,382.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,831.20 : 1,369,246.80 = 700,254.80 : x
  2. Step 2: Convert to fraction form
    912,831.20/1,369,246.80 = 700,254.80/x
  3. Step 3: Cross multiply
    912,831.20x = 1,369,246.80 × 700,254.80
  4. Step 4: Simplify right side
    912,831.20x = 958,821,644,084.64
  5. Step 5: Solve for x
    x = 958,821,644,084.64/912,831.20
  6. Step 6: Final answer
    x = 1,050,382.20

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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.