Home / 574,386.96-792,899.04-408,921.60

Finding the Fourth Proportional to 574,386.96, 792,899.04 and 408,921.60

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Solution

The fourth proportional to 574,386.96, 792,899.04 and 408,921.60 is: 564,486.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,386.96 : 792,899.04 = 408,921.60 : x
  2. Step 2: Convert to fraction form
    574,386.96/792,899.04 = 408,921.60/x
  3. Step 3: Cross multiply
    574,386.96x = 792,899.04 × 408,921.60
  4. Step 4: Simplify right side
    574,386.96x = 324,233,544,075.26
  5. Step 5: Solve for x
    x = 324,233,544,075.26/574,386.96
  6. Step 6: Final answer
    x = 564,486.26

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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.