Home / 756,963.50-1,134,436.46-357,710.22

Finding the Fourth Proportional to 756,963.50, 1,134,436.46 and 357,710.22

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Solution

The fourth proportional to 756,963.50, 1,134,436.46 and 357,710.22 is: 536,088.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,963.50 : 1,134,436.46 = 357,710.22 : x
  2. Step 2: Convert to fraction form
    756,963.50/1,134,436.46 = 357,710.22/x
  3. Step 3: Cross multiply
    756,963.50x = 1,134,436.46 × 357,710.22
  4. Step 4: Simplify right side
    756,963.50x = 405,799,513,894.07
  5. Step 5: Solve for x
    x = 405,799,513,894.07/756,963.50
  6. Step 6: Final answer
    x = 536,088.62

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1.5x scale

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.