Home / 692,114.78-1,036,296.20-358,990.94

Finding the Fourth Proportional to 692,114.78, 1,036,296.20 and 358,990.94

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Solution

The fourth proportional to 692,114.78, 1,036,296.20 and 358,990.94 is: 537,513.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,114.78 : 1,036,296.20 = 358,990.94 : x
  2. Step 2: Convert to fraction form
    692,114.78/1,036,296.20 = 358,990.94/x
  3. Step 3: Cross multiply
    692,114.78x = 1,036,296.20 × 358,990.94
  4. Step 4: Simplify right side
    692,114.78x = 372,020,939,979.99
  5. Step 5: Solve for x
    x = 372,020,939,979.99/692,114.78
  6. Step 6: Final answer
    x = 537,513.36

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1.5x scale

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.