Home / 697,210.25-1,046,257.79-297,854.03

Finding the Fourth Proportional to 697,210.25, 1,046,257.79 and 297,854.03

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Solution

The fourth proportional to 697,210.25, 1,046,257.79 and 297,854.03 is: 446,970.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,210.25 : 1,046,257.79 = 297,854.03 : x
  2. Step 2: Convert to fraction form
    697,210.25/1,046,257.79 = 297,854.03/x
  3. Step 3: Cross multiply
    697,210.25x = 1,046,257.79 × 297,854.03
  4. Step 4: Simplify right side
    697,210.25x = 311,632,097,681.12
  5. Step 5: Solve for x
    x = 311,632,097,681.12/697,210.25
  6. Step 6: Final answer
    x = 446,970.05

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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.