Home / 888,698.41-1,226,373.47-506,848.21

Finding the Fourth Proportional to 888,698.41, 1,226,373.47 and 506,848.21

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Solution

The fourth proportional to 888,698.41, 1,226,373.47 and 506,848.21 is: 699,433.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,698.41 : 1,226,373.47 = 506,848.21 : x
  2. Step 2: Convert to fraction form
    888,698.41/1,226,373.47 = 506,848.21/x
  3. Step 3: Cross multiply
    888,698.41x = 1,226,373.47 × 506,848.21
  4. Step 4: Simplify right side
    888,698.41x = 621,585,191,929.12
  5. Step 5: Solve for x
    x = 621,585,191,929.12/888,698.41
  6. Step 6: Final answer
    x = 699,433.23

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1.5x scale

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.