Home / 1,201,329.55-1,657,835.43-657,465.02

Finding the Fourth Proportional to 1,201,329.55, 1,657,835.43 and 657,465.02

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Solution

The fourth proportional to 1,201,329.55, 1,657,835.43 and 657,465.02 is: 907,302.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,329.55 : 1,657,835.43 = 657,465.02 : x
  2. Step 2: Convert to fraction form
    1,201,329.55/1,657,835.43 = 657,465.02/x
  3. Step 3: Cross multiply
    1,201,329.55x = 1,657,835.43 × 657,465.02
  4. Step 4: Simplify right side
    1,201,329.55x = 1,089,968,800,854.33
  5. Step 5: Solve for x
    x = 1,089,968,800,854.33/1,201,329.55
  6. Step 6: Final answer
    x = 907,302.08

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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.