Home / 673,835.20-1,010,752.80-358,907.20

Finding the Fourth Proportional to 673,835.20, 1,010,752.80 and 358,907.20

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Solution

The fourth proportional to 673,835.20, 1,010,752.80 and 358,907.20 is: 538,360.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,835.20 : 1,010,752.80 = 358,907.20 : x
  2. Step 2: Convert to fraction form
    673,835.20/1,010,752.80 = 358,907.20/x
  3. Step 3: Cross multiply
    673,835.20x = 1,010,752.80 × 358,907.20
  4. Step 4: Simplify right side
    673,835.20x = 362,766,457,340.16
  5. Step 5: Solve for x
    x = 362,766,457,340.16/673,835.20
  6. Step 6: Final answer
    x = 538,360.80

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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.