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Finding the Fourth Proportional to 675,427.17, 932,091.39 and 373,621.17

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Solution

The fourth proportional to 675,427.17, 932,091.39 and 373,621.17 is: 515,598.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,427.17 : 932,091.39 = 373,621.17 : x
  2. Step 2: Convert to fraction form
    675,427.17/932,091.39 = 373,621.17/x
  3. Step 3: Cross multiply
    675,427.17x = 932,091.39 × 373,621.17
  4. Step 4: Simplify right side
    675,427.17x = 348,249,075,678.73
  5. Step 5: Solve for x
    x = 348,249,075,678.73/675,427.17
  6. Step 6: Final answer
    x = 515,598.26

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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.