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Finding the Fourth Proportional to 933,072, 1,399,496.88 and 549,050.40

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Solution

The fourth proportional to 933,072, 1,399,496.88 and 549,050.40 is: 823,510.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,072 : 1,399,496.88 = 549,050.40 : x
  2. Step 2: Convert to fraction form
    933,072/1,399,496.88 = 549,050.40/x
  3. Step 3: Cross multiply
    933,072x = 1,399,496.88 × 549,050.40
  4. Step 4: Simplify right side
    933,072x = 768,394,321,762.75
  5. Step 5: Solve for x
    x = 768,394,321,762.75/933,072
  6. Step 6: Final answer
    x = 823,510.21

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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.