Home / 672,135.60-1,008,203.40-616,148.40

Finding the Fourth Proportional to 672,135.60, 1,008,203.40 and 616,148.40

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Solution

The fourth proportional to 672,135.60, 1,008,203.40 and 616,148.40 is: 924,222.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,135.60 : 1,008,203.40 = 616,148.40 : x
  2. Step 2: Convert to fraction form
    672,135.60/1,008,203.40 = 616,148.40/x
  3. Step 3: Cross multiply
    672,135.60x = 1,008,203.40 × 616,148.40
  4. Step 4: Simplify right side
    672,135.60x = 621,202,911,784.56
  5. Step 5: Solve for x
    x = 621,202,911,784.56/672,135.60
  6. Step 6: Final answer
    x = 924,222.60

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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.