Home / 755,848.20-1,043,031.14-469,362.18

Finding the Fourth Proportional to 755,848.20, 1,043,031.14 and 469,362.18

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Solution

The fourth proportional to 755,848.20, 1,043,031.14 and 469,362.18 is: 647,695.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,848.20 : 1,043,031.14 = 469,362.18 : x
  2. Step 2: Convert to fraction form
    755,848.20/1,043,031.14 = 469,362.18/x
  3. Step 3: Cross multiply
    755,848.20x = 1,043,031.14 × 469,362.18
  4. Step 4: Simplify right side
    755,848.20x = 489,559,369,678.29
  5. Step 5: Solve for x
    x = 489,559,369,678.29/755,848.20
  6. Step 6: Final answer
    x = 647,695.36

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Double scale
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1.5x scale

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.