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Finding the Fourth Proportional to 575,928.98, 863,220.82 and 433,316.08

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Solution

The fourth proportional to 575,928.98, 863,220.82 and 433,316.08 is: 649,468.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,928.98 : 863,220.82 = 433,316.08 : x
  2. Step 2: Convert to fraction form
    575,928.98/863,220.82 = 433,316.08/x
  3. Step 3: Cross multiply
    575,928.98x = 863,220.82 × 433,316.08
  4. Step 4: Simplify right side
    575,928.98x = 374,047,463,923.69
  5. Step 5: Solve for x
    x = 374,047,463,923.69/575,928.98
  6. Step 6: Final answer
    x = 649,468.03

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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.