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Finding the Fourth Proportional to 675,670.11, 932,424.87 and 369,746.57

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Solution

The fourth proportional to 675,670.11, 932,424.87 and 369,746.57 is: 510,250.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,670.11 : 932,424.87 = 369,746.57 : x
  2. Step 2: Convert to fraction form
    675,670.11/932,424.87 = 369,746.57/x
  3. Step 3: Cross multiply
    675,670.11x = 932,424.87 × 369,746.57
  4. Step 4: Simplify right side
    675,670.11x = 344,760,892,803.07
  5. Step 5: Solve for x
    x = 344,760,892,803.07/675,670.11
  6. Step 6: Final answer
    x = 510,250.32

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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.