Home / 748,898.40-1,123,347.60-562,274.40

Finding the Fourth Proportional to 748,898.40, 1,123,347.60 and 562,274.40

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Solution

The fourth proportional to 748,898.40, 1,123,347.60 and 562,274.40 is: 843,411.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,898.40 : 1,123,347.60 = 562,274.40 : x
  2. Step 2: Convert to fraction form
    748,898.40/1,123,347.60 = 562,274.40/x
  3. Step 3: Cross multiply
    748,898.40x = 1,123,347.60 × 562,274.40
  4. Step 4: Simplify right side
    748,898.40x = 631,629,597,781.44
  5. Step 5: Solve for x
    x = 631,629,597,781.44/748,898.40
  6. Step 6: Final answer
    x = 843,411.60

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Double scale
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Similar ratio
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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.