Home / 714,547.58-1,071,260.03-489,226.43

Finding the Fourth Proportional to 714,547.58, 1,071,260.03 and 489,226.43

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Solution

The fourth proportional to 714,547.58, 1,071,260.03 and 489,226.43 is: 733,455.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,547.58 : 1,071,260.03 = 489,226.43 : x
  2. Step 2: Convert to fraction form
    714,547.58/1,071,260.03 = 489,226.43/x
  3. Step 3: Cross multiply
    714,547.58x = 1,071,260.03 × 489,226.43
  4. Step 4: Simplify right side
    714,547.58x = 524,088,723,979.81
  5. Step 5: Solve for x
    x = 524,088,723,979.81/714,547.58
  6. Step 6: Final answer
    x = 733,455.33

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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.