Home / 990,762.08-1,367,818.56-652,214.56

Finding the Fourth Proportional to 990,762.08, 1,367,818.56 and 652,214.56

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Solution

The fourth proportional to 990,762.08, 1,367,818.56 and 652,214.56 is: 900,429.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,762.08 : 1,367,818.56 = 652,214.56 : x
  2. Step 2: Convert to fraction form
    990,762.08/1,367,818.56 = 652,214.56/x
  3. Step 3: Cross multiply
    990,762.08x = 1,367,818.56 × 652,214.56
  4. Step 4: Simplify right side
    990,762.08x = 892,111,180,270.23
  5. Step 5: Solve for x
    x = 892,111,180,270.23/990,762.08
  6. Step 6: Final answer
    x = 900,429.27

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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.