Home / 938,483.60-1,295,114.02-508,770.50

Finding the Fourth Proportional to 938,483.60, 1,295,114.02 and 508,770.50

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Solution

The fourth proportional to 938,483.60, 1,295,114.02 and 508,770.50 is: 702,106.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,483.60 : 1,295,114.02 = 508,770.50 : x
  2. Step 2: Convert to fraction form
    938,483.60/1,295,114.02 = 508,770.50/x
  3. Step 3: Cross multiply
    938,483.60x = 1,295,114.02 × 508,770.50
  4. Step 4: Simplify right side
    938,483.60x = 658,915,807,512.41
  5. Step 5: Solve for x
    x = 658,915,807,512.41/938,483.60
  6. Step 6: Final answer
    x = 702,106.90

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.