Home / 637,012.37-879,113.45-365,125.58

Finding the Fourth Proportional to 637,012.37, 879,113.45 and 365,125.58

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Solution

The fourth proportional to 637,012.37, 879,113.45 and 365,125.58 is: 503,894.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,012.37 : 879,113.45 = 365,125.58 : x
  2. Step 2: Convert to fraction form
    637,012.37/879,113.45 = 365,125.58/x
  3. Step 3: Cross multiply
    637,012.37x = 879,113.45 × 365,125.58
  4. Step 4: Simplify right side
    637,012.37x = 320,986,808,317.05
  5. Step 5: Solve for x
    x = 320,986,808,317.05/637,012.37
  6. Step 6: Final answer
    x = 503,894.15

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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.