Home / 910,628.64-1,366,091.10-342,054

Finding the Fourth Proportional to 910,628.64, 1,366,091.10 and 342,054

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Solution

The fourth proportional to 910,628.64, 1,366,091.10 and 342,054 is: 513,136.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,628.64 : 1,366,091.10 = 342,054 : x
  2. Step 2: Convert to fraction form
    910,628.64/1,366,091.10 = 342,054/x
  3. Step 3: Cross multiply
    910,628.64x = 1,366,091.10 × 342,054
  4. Step 4: Simplify right side
    910,628.64x = 467,276,925,119.40
  5. Step 5: Solve for x
    x = 467,276,925,119.40/910,628.64
  6. Step 6: Final answer
    x = 513,136.64

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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.