Home / 738,438.52-1,018,539.24-452,100.08

Finding the Fourth Proportional to 738,438.52, 1,018,539.24 and 452,100.08

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Solution

The fourth proportional to 738,438.52, 1,018,539.24 and 452,100.08 is: 623,588.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,438.52 : 1,018,539.24 = 452,100.08 : x
  2. Step 2: Convert to fraction form
    738,438.52/1,018,539.24 = 452,100.08/x
  3. Step 3: Cross multiply
    738,438.52x = 1,018,539.24 × 452,100.08
  4. Step 4: Simplify right side
    738,438.52x = 460,481,671,887.14
  5. Step 5: Solve for x
    x = 460,481,671,887.14/738,438.52
  6. Step 6: Final answer
    x = 623,588.37

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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.