Home / 946,547.70-1,306,081.62-559,309.20

Finding the Fourth Proportional to 946,547.70, 1,306,081.62 and 559,309.20

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Solution

The fourth proportional to 946,547.70, 1,306,081.62 and 559,309.20 is: 771,755.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,547.70 : 1,306,081.62 = 559,309.20 : x
  2. Step 2: Convert to fraction form
    946,547.70/1,306,081.62 = 559,309.20/x
  3. Step 3: Cross multiply
    946,547.70x = 1,306,081.62 × 559,309.20
  4. Step 4: Simplify right side
    946,547.70x = 730,503,466,016.90
  5. Step 5: Solve for x
    x = 730,503,466,016.90/946,547.70
  6. Step 6: Final answer
    x = 771,755.58

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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.