Home / 910,280.16-1,364,584.32-349,202.88

Finding the Fourth Proportional to 910,280.16, 1,364,584.32 and 349,202.88

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Solution

The fourth proportional to 910,280.16, 1,364,584.32 and 349,202.88 is: 523,483.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,280.16 : 1,364,584.32 = 349,202.88 : x
  2. Step 2: Convert to fraction form
    910,280.16/1,364,584.32 = 349,202.88/x
  3. Step 3: Cross multiply
    910,280.16x = 1,364,584.32 × 349,202.88
  4. Step 4: Simplify right side
    910,280.16x = 476,516,774,546.84
  5. Step 5: Solve for x
    x = 476,516,774,546.84/910,280.16
  6. Step 6: Final answer
    x = 523,483.64

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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.