Home / 637,065.02-879,149.84-350,585.10

Finding the Fourth Proportional to 637,065.02, 879,149.84 and 350,585.10

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Solution

The fourth proportional to 637,065.02, 879,149.84 and 350,585.10 is: 483,807.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,065.02 : 879,149.84 = 350,585.10 : x
  2. Step 2: Convert to fraction form
    637,065.02/879,149.84 = 350,585.10/x
  3. Step 3: Cross multiply
    637,065.02x = 879,149.84 × 350,585.10
  4. Step 4: Simplify right side
    637,065.02x = 308,216,835,447.85
  5. Step 5: Solve for x
    x = 308,216,835,447.85/637,065.02
  6. Step 6: Final answer
    x = 483,807.51

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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.