Home / 730,075.60-1,007,493.68-407,790.24

Finding the Fourth Proportional to 730,075.60, 1,007,493.68 and 407,790.24

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Solution

The fourth proportional to 730,075.60, 1,007,493.68 and 407,790.24 is: 562,744.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,075.60 : 1,007,493.68 = 407,790.24 : x
  2. Step 2: Convert to fraction form
    730,075.60/1,007,493.68 = 407,790.24/x
  3. Step 3: Cross multiply
    730,075.60x = 1,007,493.68 × 407,790.24
  4. Step 4: Simplify right side
    730,075.60x = 410,846,089,565.68
  5. Step 5: Solve for x
    x = 410,846,089,565.68/730,075.60
  6. Step 6: Final answer
    x = 562,744.58

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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.