Home / 476,465.61-657,520.63-272,516.24

Finding the Fourth Proportional to 476,465.61, 657,520.63 and 272,516.24

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Solution

The fourth proportional to 476,465.61, 657,520.63 and 272,516.24 is: 376,071.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,465.61 : 657,520.63 = 272,516.24 : x
  2. Step 2: Convert to fraction form
    476,465.61/657,520.63 = 272,516.24/x
  3. Step 3: Cross multiply
    476,465.61x = 657,520.63 × 272,516.24
  4. Step 4: Simplify right side
    476,465.61x = 179,185,045,159.85
  5. Step 5: Solve for x
    x = 179,185,045,159.85/476,465.61
  6. Step 6: Final answer
    x = 376,071.31

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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.