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Finding the Fourth Proportional to 484,127.34, 668,085.66 and 266,326.86

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Solution

The fourth proportional to 484,127.34, 668,085.66 and 266,326.86 is: 367,525.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,127.34 : 668,085.66 = 266,326.86 : x
  2. Step 2: Convert to fraction form
    484,127.34/668,085.66 = 266,326.86/x
  3. Step 3: Cross multiply
    484,127.34x = 668,085.66 × 266,326.86
  4. Step 4: Simplify right side
    484,127.34x = 177,929,156,038.83
  5. Step 5: Solve for x
    x = 177,929,156,038.83/484,127.34
  6. Step 6: Final answer
    x = 367,525.53

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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.