Home / 938,031.24-1,408,929.75-559,690.32

Finding the Fourth Proportional to 938,031.24, 1,408,929.75 and 559,690.32

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Solution

The fourth proportional to 938,031.24, 1,408,929.75 and 559,690.32 is: 840,658.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,031.24 : 1,408,929.75 = 559,690.32 : x
  2. Step 2: Convert to fraction form
    938,031.24/1,408,929.75 = 559,690.32/x
  3. Step 3: Cross multiply
    938,031.24x = 1,408,929.75 × 559,690.32
  4. Step 4: Simplify right side
    938,031.24x = 788,564,342,635.02
  5. Step 5: Solve for x
    x = 788,564,342,635.02/938,031.24
  6. Step 6: Final answer
    x = 840,658.93

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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.