Home / 993,505.26-1,490,364.54-424,945.41

Finding the Fourth Proportional to 993,505.26, 1,490,364.54 and 424,945.41

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Solution

The fourth proportional to 993,505.26, 1,490,364.54 and 424,945.41 is: 637,463.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,505.26 : 1,490,364.54 = 424,945.41 : x
  2. Step 2: Convert to fraction form
    993,505.26/1,490,364.54 = 424,945.41/x
  3. Step 3: Cross multiply
    993,505.26x = 1,490,364.54 × 424,945.41
  4. Step 4: Simplify right side
    993,505.26x = 633,323,570,499.76
  5. Step 5: Solve for x
    x = 633,323,570,499.76/993,505.26
  6. Step 6: Final answer
    x = 637,463.73

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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.