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Finding the Fourth Proportional to 610,102.04, 915,403.88 and 268,369.52

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Solution

The fourth proportional to 610,102.04, 915,403.88 and 268,369.52 is: 402,664.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,102.04 : 915,403.88 = 268,369.52 : x
  2. Step 2: Convert to fraction form
    610,102.04/915,403.88 = 268,369.52/x
  3. Step 3: Cross multiply
    610,102.04x = 915,403.88 × 268,369.52
  4. Step 4: Simplify right side
    610,102.04x = 245,666,499,881.74
  5. Step 5: Solve for x
    x = 245,666,499,881.74/610,102.04
  6. Step 6: Final answer
    x = 402,664.61

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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.