Home / 455,313.02-627,747.84-373,339.24

Finding the Fourth Proportional to 455,313.02, 627,747.84 and 373,339.24

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Solution

The fourth proportional to 455,313.02, 627,747.84 and 373,339.24 is: 514,729.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,313.02 : 627,747.84 = 373,339.24 : x
  2. Step 2: Convert to fraction form
    455,313.02/627,747.84 = 373,339.24/x
  3. Step 3: Cross multiply
    455,313.02x = 627,747.84 × 373,339.24
  4. Step 4: Simplify right side
    455,313.02x = 234,362,901,497.24
  5. Step 5: Solve for x
    x = 234,362,901,497.24/455,313.02
  6. Step 6: Final answer
    x = 514,729.19

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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.