Home / 637,292.46-879,483.42-346,923.36

Finding the Fourth Proportional to 637,292.46, 879,483.42 and 346,923.36

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Solution

The fourth proportional to 637,292.46, 879,483.42 and 346,923.36 is: 478,765.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,292.46 : 879,483.42 = 346,923.36 : x
  2. Step 2: Convert to fraction form
    637,292.46/879,483.42 = 346,923.36/x
  3. Step 3: Cross multiply
    637,292.46x = 879,483.42 × 346,923.36
  4. Step 4: Simplify right side
    637,292.46x = 305,113,343,130.69
  5. Step 5: Solve for x
    x = 305,113,343,130.69/637,292.46
  6. Step 6: Final answer
    x = 478,765.03

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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.