Home / 746,557.98-1,030,205.62-424,223.34

Finding the Fourth Proportional to 746,557.98, 1,030,205.62 and 424,223.34

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Solution

The fourth proportional to 746,557.98, 1,030,205.62 and 424,223.34 is: 585,402.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,557.98 : 1,030,205.62 = 424,223.34 : x
  2. Step 2: Convert to fraction form
    746,557.98/1,030,205.62 = 424,223.34/x
  3. Step 3: Cross multiply
    746,557.98x = 1,030,205.62 × 424,223.34
  4. Step 4: Simplify right side
    746,557.98x = 437,037,269,003.17
  5. Step 5: Solve for x
    x = 437,037,269,003.17/746,557.98
  6. Step 6: Final answer
    x = 585,402.98

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.