Home / 1,249,645.20-1,874,273.40-350,998.80

Finding the Fourth Proportional to 1,249,645.20, 1,874,273.40 and 350,998.80

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Solution

The fourth proportional to 1,249,645.20, 1,874,273.40 and 350,998.80 is: 526,443.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,645.20 : 1,874,273.40 = 350,998.80 : x
  2. Step 2: Convert to fraction form
    1,249,645.20/1,874,273.40 = 350,998.80/x
  3. Step 3: Cross multiply
    1,249,645.20x = 1,874,273.40 × 350,998.80
  4. Step 4: Simplify right side
    1,249,645.20x = 657,867,714,271.92
  5. Step 5: Solve for x
    x = 657,867,714,271.92/1,249,645.20
  6. Step 6: Final answer
    x = 526,443.60

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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.