Home / 963,785.64-1,447,002.54-490,788.84

Finding the Fourth Proportional to 963,785.64, 1,447,002.54 and 490,788.84

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Solution

The fourth proportional to 963,785.64, 1,447,002.54 and 490,788.84 is: 736,857.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,785.64 : 1,447,002.54 = 490,788.84 : x
  2. Step 2: Convert to fraction form
    963,785.64/1,447,002.54 = 490,788.84/x
  3. Step 3: Cross multiply
    963,785.64x = 1,447,002.54 × 490,788.84
  4. Step 4: Simplify right side
    963,785.64x = 710,172,698,083.65
  5. Step 5: Solve for x
    x = 710,172,698,083.65/963,785.64
  6. Step 6: Final answer
    x = 736,857.52

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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.