Home / 797,478.40-1,196,428.80-348,006.40

Finding the Fourth Proportional to 797,478.40, 1,196,428.80 and 348,006.40

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Solution

The fourth proportional to 797,478.40, 1,196,428.80 and 348,006.40 is: 522,101.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,478.40 : 1,196,428.80 = 348,006.40 : x
  2. Step 2: Convert to fraction form
    797,478.40/1,196,428.80 = 348,006.40/x
  3. Step 3: Cross multiply
    797,478.40x = 1,196,428.80 × 348,006.40
  4. Step 4: Simplify right side
    797,478.40x = 416,364,879,544.32
  5. Step 5: Solve for x
    x = 416,364,879,544.32/797,478.40
  6. Step 6: Final answer
    x = 522,101.76

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1.5x scale

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.