Home / 755,695.45-1,042,898.33-429,031.36

Finding the Fourth Proportional to 755,695.45, 1,042,898.33 and 429,031.36

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Solution

The fourth proportional to 755,695.45, 1,042,898.33 and 429,031.36 is: 592,085.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,695.45 : 1,042,898.33 = 429,031.36 : x
  2. Step 2: Convert to fraction form
    755,695.45/1,042,898.33 = 429,031.36/x
  3. Step 3: Cross multiply
    755,695.45x = 1,042,898.33 × 429,031.36
  4. Step 4: Simplify right side
    755,695.45x = 447,436,081,501.98
  5. Step 5: Solve for x
    x = 447,436,081,501.98/755,695.45
  6. Step 6: Final answer
    x = 592,085.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.