Home / 1,064,485.80-1,596,728.70-316,531.80

Finding the Fourth Proportional to 1,064,485.80, 1,596,728.70 and 316,531.80

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Solution

The fourth proportional to 1,064,485.80, 1,596,728.70 and 316,531.80 is: 474,797.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,485.80 : 1,596,728.70 = 316,531.80 : x
  2. Step 2: Convert to fraction form
    1,064,485.80/1,596,728.70 = 316,531.80/x
  3. Step 3: Cross multiply
    1,064,485.80x = 1,596,728.70 × 316,531.80
  4. Step 4: Simplify right side
    1,064,485.80x = 505,415,409,522.66
  5. Step 5: Solve for x
    x = 505,415,409,522.66/1,064,485.80
  6. Step 6: Final answer
    x = 474,797.70

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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.