Home / 715,782.24-1,072,885.98-294,828.48

Finding the Fourth Proportional to 715,782.24, 1,072,885.98 and 294,828.48

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Solution

The fourth proportional to 715,782.24, 1,072,885.98 and 294,828.48 is: 441,918.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,782.24 : 1,072,885.98 = 294,828.48 : x
  2. Step 2: Convert to fraction form
    715,782.24/1,072,885.98 = 294,828.48/x
  3. Step 3: Cross multiply
    715,782.24x = 1,072,885.98 × 294,828.48
  4. Step 4: Simplify right side
    715,782.24x = 316,317,342,696.71
  5. Step 5: Solve for x
    x = 316,317,342,696.71/715,782.24
  6. Step 6: Final answer
    x = 441,918.40

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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.