Home / 847,713.30-1,271,569.95-710,855.70

Finding the Fourth Proportional to 847,713.30, 1,271,569.95 and 710,855.70

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Solution

The fourth proportional to 847,713.30, 1,271,569.95 and 710,855.70 is: 1,066,283.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,713.30 : 1,271,569.95 = 710,855.70 : x
  2. Step 2: Convert to fraction form
    847,713.30/1,271,569.95 = 710,855.70/x
  3. Step 3: Cross multiply
    847,713.30x = 1,271,569.95 × 710,855.70
  4. Step 4: Simplify right side
    847,713.30x = 903,902,746,906.22
  5. Step 5: Solve for x
    x = 903,902,746,906.22/847,713.30
  6. Step 6: Final answer
    x = 1,066,283.55

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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.