Home / 1,011,567.80-1,516,914.30-505,933.40

Finding the Fourth Proportional to 1,011,567.80, 1,516,914.30 and 505,933.40

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Solution

The fourth proportional to 1,011,567.80, 1,516,914.30 and 505,933.40 is: 758,681.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,567.80 : 1,516,914.30 = 505,933.40 : x
  2. Step 2: Convert to fraction form
    1,011,567.80/1,516,914.30 = 505,933.40/x
  3. Step 3: Cross multiply
    1,011,567.80x = 1,516,914.30 × 505,933.40
  4. Step 4: Simplify right side
    1,011,567.80x = 767,457,609,307.62
  5. Step 5: Solve for x
    x = 767,457,609,307.62/1,011,567.80
  6. Step 6: Final answer
    x = 758,681.34

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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.