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Finding the Fourth Proportional to 932,261.90, 1,308,709.60 and 932,261.90

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Solution

The fourth proportional to 932,261.90, 1,308,709.60 and 932,261.90 is: 1,308,709.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,261.90 : 1,308,709.60 = 932,261.90 : x
  2. Step 2: Convert to fraction form
    932,261.90/1,308,709.60 = 932,261.90/x
  3. Step 3: Cross multiply
    932,261.90x = 1,308,709.60 × 932,261.90
  4. Step 4: Simplify right side
    932,261.90x = 1,220,060,098,244.24
  5. Step 5: Solve for x
    x = 1,220,060,098,244.24/932,261.90
  6. Step 6: Final answer
    x = 1,308,709.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.