Home / 798,565.32-1,102,014.45-435,989.16

Finding the Fourth Proportional to 798,565.32, 1,102,014.45 and 435,989.16

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Solution

The fourth proportional to 798,565.32, 1,102,014.45 and 435,989.16 is: 601,661.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,565.32 : 1,102,014.45 = 435,989.16 : x
  2. Step 2: Convert to fraction form
    798,565.32/1,102,014.45 = 435,989.16/x
  3. Step 3: Cross multiply
    798,565.32x = 1,102,014.45 × 435,989.16
  4. Step 4: Simplify right side
    798,565.32x = 480,466,354,363.36
  5. Step 5: Solve for x
    x = 480,466,354,363.36/798,565.32
  6. Step 6: Final answer
    x = 601,661.93

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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.