Home / 702,555.96-1,054,031.26-282,127.08

Finding the Fourth Proportional to 702,555.96, 1,054,031.26 and 282,127.08

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Solution

The fourth proportional to 702,555.96, 1,054,031.26 and 282,127.08 is: 423,269.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,555.96 : 1,054,031.26 = 282,127.08 : x
  2. Step 2: Convert to fraction form
    702,555.96/1,054,031.26 = 282,127.08/x
  3. Step 3: Cross multiply
    702,555.96x = 1,054,031.26 × 282,127.08
  4. Step 4: Simplify right side
    702,555.96x = 297,370,761,612.52
  5. Step 5: Solve for x
    x = 297,370,761,612.52/702,555.96
  6. Step 6: Final answer
    x = 423,269.86

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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.