Home / 578,852.64-799,094.28-406,918.02

Finding the Fourth Proportional to 578,852.64, 799,094.28 and 406,918.02

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Solution

The fourth proportional to 578,852.64, 799,094.28 and 406,918.02 is: 561,742.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,852.64 : 799,094.28 = 406,918.02 : x
  2. Step 2: Convert to fraction form
    578,852.64/799,094.28 = 406,918.02/x
  3. Step 3: Cross multiply
    578,852.64x = 799,094.28 × 406,918.02
  4. Step 4: Simplify right side
    578,852.64x = 325,165,862,210.93
  5. Step 5: Solve for x
    x = 325,165,862,210.93/578,852.64
  6. Step 6: Final answer
    x = 561,742.04

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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.