Home / 779,260.40-1,168,890.60-732,021.20

Finding the Fourth Proportional to 779,260.40, 1,168,890.60 and 732,021.20

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Solution

The fourth proportional to 779,260.40, 1,168,890.60 and 732,021.20 is: 1,098,031.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,260.40 : 1,168,890.60 = 732,021.20 : x
  2. Step 2: Convert to fraction form
    779,260.40/1,168,890.60 = 732,021.20/x
  3. Step 3: Cross multiply
    779,260.40x = 1,168,890.60 × 732,021.20
  4. Step 4: Simplify right side
    779,260.40x = 855,652,699,680.72
  5. Step 5: Solve for x
    x = 855,652,699,680.72/779,260.40
  6. Step 6: Final answer
    x = 1,098,031.80

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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.