Home / 835,384.21-1,152,831.35-453,411.02

Finding the Fourth Proportional to 835,384.21, 1,152,831.35 and 453,411.02

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Solution

The fourth proportional to 835,384.21, 1,152,831.35 and 453,411.02 is: 625,707.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,384.21 : 1,152,831.35 = 453,411.02 : x
  2. Step 2: Convert to fraction form
    835,384.21/1,152,831.35 = 453,411.02/x
  3. Step 3: Cross multiply
    835,384.21x = 1,152,831.35 × 453,411.02
  4. Step 4: Simplify right side
    835,384.21x = 522,706,442,307.08
  5. Step 5: Solve for x
    x = 522,706,442,307.08/835,384.21
  6. Step 6: Final answer
    x = 625,707.83

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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.