Home / 932,373.41-1,398,421.55-258,384.44

Finding the Fourth Proportional to 932,373.41, 1,398,421.55 and 258,384.44

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Solution

The fourth proportional to 932,373.41, 1,398,421.55 and 258,384.44 is: 387,538.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,373.41 : 1,398,421.55 = 258,384.44 : x
  2. Step 2: Convert to fraction form
    932,373.41/1,398,421.55 = 258,384.44/x
  3. Step 3: Cross multiply
    932,373.41x = 1,398,421.55 × 258,384.44
  4. Step 4: Simplify right side
    932,373.41x = 361,330,362,734.54
  5. Step 5: Solve for x
    x = 361,330,362,734.54/932,373.41
  6. Step 6: Final answer
    x = 387,538.25

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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.