Home / 292,400.02-438,774.99-268,605.46

Finding the Fourth Proportional to 292,400.02, 438,774.99 and 268,605.46

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Solution

The fourth proportional to 292,400.02, 438,774.99 and 268,605.46 is: 403,068.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,400.02 : 438,774.99 = 268,605.46 : x
  2. Step 2: Convert to fraction form
    292,400.02/438,774.99 = 268,605.46/x
  3. Step 3: Cross multiply
    292,400.02x = 438,774.99 × 268,605.46
  4. Step 4: Simplify right side
    292,400.02x = 117,857,358,025.45
  5. Step 5: Solve for x
    x = 117,857,358,025.45/292,400.02
  6. Step 6: Final answer
    x = 403,068.91

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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.