Home / 710,934.57-1,066,401.65-284,662.35

Finding the Fourth Proportional to 710,934.57, 1,066,401.65 and 284,662.35

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Solution

The fourth proportional to 710,934.57, 1,066,401.65 and 284,662.35 is: 426,993.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,934.57 : 1,066,401.65 = 284,662.35 : x
  2. Step 2: Convert to fraction form
    710,934.57/1,066,401.65 = 284,662.35/x
  3. Step 3: Cross multiply
    710,934.57x = 1,066,401.65 × 284,662.35
  4. Step 4: Simplify right side
    710,934.57x = 303,564,400,444.53
  5. Step 5: Solve for x
    x = 303,564,400,444.53/710,934.57
  6. Step 6: Final answer
    x = 426,993.44

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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.