Home / 702,948.80-1,054,423.20-675,392.60

Finding the Fourth Proportional to 702,948.80, 1,054,423.20 and 675,392.60

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Solution

The fourth proportional to 702,948.80, 1,054,423.20 and 675,392.60 is: 1,013,088.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,948.80 : 1,054,423.20 = 675,392.60 : x
  2. Step 2: Convert to fraction form
    702,948.80/1,054,423.20 = 675,392.60/x
  3. Step 3: Cross multiply
    702,948.80x = 1,054,423.20 × 675,392.60
  4. Step 4: Simplify right side
    702,948.80x = 712,149,626,548.32
  5. Step 5: Solve for x
    x = 712,149,626,548.32/702,948.80
  6. Step 6: Final answer
    x = 1,013,088.90

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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.