Home / 938,813.68-1,408,798.72-370,098.00

Finding the Fourth Proportional to 938,813.68, 1,408,798.72 and 370,098.00

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Solution

The fourth proportional to 938,813.68, 1,408,798.72 and 370,098.00 is: 555,374.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,813.68 : 1,408,798.72 = 370,098.00 : x
  2. Step 2: Convert to fraction form
    938,813.68/1,408,798.72 = 370,098.00/x
  3. Step 3: Cross multiply
    938,813.68x = 1,408,798.72 × 370,098.00
  4. Step 4: Simplify right side
    938,813.68x = 521,393,583,302.07
  5. Step 5: Solve for x
    x = 521,393,583,302.07/938,813.68
  6. Step 6: Final answer
    x = 555,374.93

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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.