Home / 946,981-1,306,826.04-517,261.24

Finding the Fourth Proportional to 946,981, 1,306,826.04 and 517,261.24

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Solution

The fourth proportional to 946,981, 1,306,826.04 and 517,261.24 is: 713,816.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,981 : 1,306,826.04 = 517,261.24 : x
  2. Step 2: Convert to fraction form
    946,981/1,306,826.04 = 517,261.24/x
  3. Step 3: Cross multiply
    946,981x = 1,306,826.04 × 517,261.24
  4. Step 4: Simplify right side
    946,981x = 675,970,457,914.69
  5. Step 5: Solve for x
    x = 675,970,457,914.69/946,981
  6. Step 6: Final answer
    x = 713,816.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.