Home / 705,320.46-973,640.22-476,188.14

Finding the Fourth Proportional to 705,320.46, 973,640.22 and 476,188.14

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Solution

The fourth proportional to 705,320.46, 973,640.22 and 476,188.14 is: 657,340.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,320.46 : 973,640.22 = 476,188.14 : x
  2. Step 2: Convert to fraction form
    705,320.46/973,640.22 = 476,188.14/x
  3. Step 3: Cross multiply
    705,320.46x = 973,640.22 × 476,188.14
  4. Step 4: Simplify right side
    705,320.46x = 463,635,925,390.99
  5. Step 5: Solve for x
    x = 463,635,925,390.99/705,320.46
  6. Step 6: Final answer
    x = 657,340.81

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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.