Home / 714,925.32-1,072,535.16-209,502.68

Finding the Fourth Proportional to 714,925.32, 1,072,535.16 and 209,502.68

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Solution

The fourth proportional to 714,925.32, 1,072,535.16 and 209,502.68 is: 314,297.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,925.32 : 1,072,535.16 = 209,502.68 : x
  2. Step 2: Convert to fraction form
    714,925.32/1,072,535.16 = 209,502.68/x
  3. Step 3: Cross multiply
    714,925.32x = 1,072,535.16 × 209,502.68
  4. Step 4: Simplify right side
    714,925.32x = 224,698,990,414.23
  5. Step 5: Solve for x
    x = 224,698,990,414.23/714,925.32
  6. Step 6: Final answer
    x = 314,297.15

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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.