Home / 941,302.61-1,299,007.67-511,582.76

Finding the Fourth Proportional to 941,302.61, 1,299,007.67 and 511,582.76

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Solution

The fourth proportional to 941,302.61, 1,299,007.67 and 511,582.76 is: 705,989.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,302.61 : 1,299,007.67 = 511,582.76 : x
  2. Step 2: Convert to fraction form
    941,302.61/1,299,007.67 = 511,582.76/x
  3. Step 3: Cross multiply
    941,302.61x = 1,299,007.67 × 511,582.76
  4. Step 4: Simplify right side
    941,302.61x = 664,549,926,521.86
  5. Step 5: Solve for x
    x = 664,549,926,521.86/941,302.61
  6. Step 6: Final answer
    x = 705,989.68

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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.