Home / 874,911.18-1,312,549.83-369,473.34

Finding the Fourth Proportional to 874,911.18, 1,312,549.83 and 369,473.34

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Solution

The fourth proportional to 874,911.18, 1,312,549.83 and 369,473.34 is: 554,287.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,911.18 : 1,312,549.83 = 369,473.34 : x
  2. Step 2: Convert to fraction form
    874,911.18/1,312,549.83 = 369,473.34/x
  3. Step 3: Cross multiply
    874,911.18x = 1,312,549.83 × 369,473.34
  4. Step 4: Simplify right side
    874,911.18x = 484,952,169,606.53
  5. Step 5: Solve for x
    x = 484,952,169,606.53/874,911.18
  6. Step 6: Final answer
    x = 554,287.32

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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.