Home / 1,316,790.81-1,975,317.57-357,261.39

Finding the Fourth Proportional to 1,316,790.81, 1,975,317.57 and 357,261.39

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Solution

The fourth proportional to 1,316,790.81, 1,975,317.57 and 357,261.39 is: 535,927.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,790.81 : 1,975,317.57 = 357,261.39 : x
  2. Step 2: Convert to fraction form
    1,316,790.81/1,975,317.57 = 357,261.39/x
  3. Step 3: Cross multiply
    1,316,790.81x = 1,975,317.57 × 357,261.39
  4. Step 4: Simplify right side
    1,316,790.81x = 705,704,700,749.62
  5. Step 5: Solve for x
    x = 705,704,700,749.62/1,316,790.81
  6. Step 6: Final answer
    x = 535,927.72

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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.