Home / 646,949.52-965,875.16-494,347.92

Finding the Fourth Proportional to 646,949.52, 965,875.16 and 494,347.92

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Solution

The fourth proportional to 646,949.52, 965,875.16 and 494,347.92 is: 738,045.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,949.52 : 965,875.16 = 494,347.92 : x
  2. Step 2: Convert to fraction form
    646,949.52/965,875.16 = 494,347.92/x
  3. Step 3: Cross multiply
    646,949.52x = 965,875.16 × 494,347.92
  4. Step 4: Simplify right side
    646,949.52x = 477,478,376,325.67
  5. Step 5: Solve for x
    x = 477,478,376,325.67/646,949.52
  6. Step 6: Final answer
    x = 738,045.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.