Home / 948,170.40-1,421,794.80-526,999.20

Finding the Fourth Proportional to 948,170.40, 1,421,794.80 and 526,999.20

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Solution

The fourth proportional to 948,170.40, 1,421,794.80 and 526,999.20 is: 790,242.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,170.40 : 1,421,794.80 = 526,999.20 : x
  2. Step 2: Convert to fraction form
    948,170.40/1,421,794.80 = 526,999.20/x
  3. Step 3: Cross multiply
    948,170.40x = 1,421,794.80 × 526,999.20
  4. Step 4: Simplify right side
    948,170.40x = 749,284,722,164.16
  5. Step 5: Solve for x
    x = 749,284,722,164.16/948,170.40
  6. Step 6: Final answer
    x = 790,242.68

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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.