Home / 709,514.74-1,064,233.95-349,326.51

Finding the Fourth Proportional to 709,514.74, 1,064,233.95 and 349,326.51

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Solution

The fourth proportional to 709,514.74, 1,064,233.95 and 349,326.51 is: 523,970.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,514.74 : 1,064,233.95 = 349,326.51 : x
  2. Step 2: Convert to fraction form
    709,514.74/1,064,233.95 = 349,326.51/x
  3. Step 3: Cross multiply
    709,514.74x = 1,064,233.95 × 349,326.51
  4. Step 4: Simplify right side
    709,514.74x = 371,765,132,262.48
  5. Step 5: Solve for x
    x = 371,765,132,262.48/709,514.74
  6. Step 6: Final answer
    x = 523,970.98

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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.