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Finding the Fourth Proportional to 501,704.37, 692,352.27 and 286,848.63

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Solution

The fourth proportional to 501,704.37, 692,352.27 and 286,848.63 is: 395,851.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,704.37 : 692,352.27 = 286,848.63 : x
  2. Step 2: Convert to fraction form
    501,704.37/692,352.27 = 286,848.63/x
  3. Step 3: Cross multiply
    501,704.37x = 692,352.27 × 286,848.63
  4. Step 4: Simplify right side
    501,704.37x = 198,600,300,126.89
  5. Step 5: Solve for x
    x = 198,600,300,126.89/501,704.37
  6. Step 6: Final answer
    x = 395,851.25

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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.