Home / 935,970.32-1,291,639.16-506,250.48

Finding the Fourth Proportional to 935,970.32, 1,291,639.16 and 506,250.48

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Solution

The fourth proportional to 935,970.32, 1,291,639.16 and 506,250.48 is: 698,625.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,970.32 : 1,291,639.16 = 506,250.48 : x
  2. Step 2: Convert to fraction form
    935,970.32/1,291,639.16 = 506,250.48/x
  3. Step 3: Cross multiply
    935,970.32x = 1,291,639.16 × 506,250.48
  4. Step 4: Simplify right side
    935,970.32x = 653,892,944,736.80
  5. Step 5: Solve for x
    x = 653,892,944,736.80/935,970.32
  6. Step 6: Final answer
    x = 698,625.73

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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.