Home / 1,009,574.61-1,514,654.06-326,446.89

Finding the Fourth Proportional to 1,009,574.61, 1,514,654.06 and 326,446.89

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Solution

The fourth proportional to 1,009,574.61, 1,514,654.06 and 326,446.89 is: 489,764.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,574.61 : 1,514,654.06 = 326,446.89 : x
  2. Step 2: Convert to fraction form
    1,009,574.61/1,514,654.06 = 326,446.89/x
  3. Step 3: Cross multiply
    1,009,574.61x = 1,514,654.06 × 326,446.89
  4. Step 4: Simplify right side
    1,009,574.61x = 494,454,105,680.64
  5. Step 5: Solve for x
    x = 494,454,105,680.64/1,009,574.61
  6. Step 6: Final answer
    x = 489,764.80

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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.