Home / 948,704.60-1,423,077.63-380,353.36

Finding the Fourth Proportional to 948,704.60, 1,423,077.63 and 380,353.36

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Solution

The fourth proportional to 948,704.60, 1,423,077.63 and 380,353.36 is: 570,538.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,704.60 : 1,423,077.63 = 380,353.36 : x
  2. Step 2: Convert to fraction form
    948,704.60/1,423,077.63 = 380,353.36/x
  3. Step 3: Cross multiply
    948,704.60x = 1,423,077.63 × 380,353.36
  4. Step 4: Simplify right side
    948,704.60x = 541,272,358,111.34
  5. Step 5: Solve for x
    x = 541,272,358,111.34/948,704.60
  6. Step 6: Final answer
    x = 570,538.35

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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.