Home / 938,294.72-1,294,848.11-508,574.74

Finding the Fourth Proportional to 938,294.72, 1,294,848.11 and 508,574.74

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Solution

The fourth proportional to 938,294.72, 1,294,848.11 and 508,574.74 is: 701,833.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,294.72 : 1,294,848.11 = 508,574.74 : x
  2. Step 2: Convert to fraction form
    938,294.72/1,294,848.11 = 508,574.74/x
  3. Step 3: Cross multiply
    938,294.72x = 1,294,848.11 × 508,574.74
  4. Step 4: Simplify right side
    938,294.72x = 658,527,037,009.90
  5. Step 5: Solve for x
    x = 658,527,037,009.90/938,294.72
  6. Step 6: Final answer
    x = 701,833.89

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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.