Home / 932,266.93-1,398,396.40-258,346.30

Finding the Fourth Proportional to 932,266.93, 1,398,396.40 and 258,346.30

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Solution

The fourth proportional to 932,266.93, 1,398,396.40 and 258,346.30 is: 387,518.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,266.93 : 1,398,396.40 = 258,346.30 : x
  2. Step 2: Convert to fraction form
    932,266.93/1,398,396.40 = 258,346.30/x
  3. Step 3: Cross multiply
    932,266.93x = 1,398,396.40 × 258,346.30
  4. Step 4: Simplify right side
    932,266.93x = 361,270,531,731.46
  5. Step 5: Solve for x
    x = 361,270,531,731.46/932,266.93
  6. Step 6: Final answer
    x = 387,518.34

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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.