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Finding the Fourth Proportional to 671,842.04, 927,142.02 and 370,036.04

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Solution

The fourth proportional to 671,842.04, 927,142.02 and 370,036.04 is: 510,649.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,842.04 : 927,142.02 = 370,036.04 : x
  2. Step 2: Convert to fraction form
    671,842.04/927,142.02 = 370,036.04/x
  3. Step 3: Cross multiply
    671,842.04x = 927,142.02 × 370,036.04
  4. Step 4: Simplify right side
    671,842.04x = 343,075,956,962.69
  5. Step 5: Solve for x
    x = 343,075,956,962.69/671,842.04
  6. Step 6: Final answer
    x = 510,649.73

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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.