Home / 875,750.55-1,314,144.65-370,283.91

Finding the Fourth Proportional to 875,750.55, 1,314,144.65 and 370,283.91

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Solution

The fourth proportional to 875,750.55, 1,314,144.65 and 370,283.91 is: 555,645.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,750.55 : 1,314,144.65 = 370,283.91 : x
  2. Step 2: Convert to fraction form
    875,750.55/1,314,144.65 = 370,283.91/x
  3. Step 3: Cross multiply
    875,750.55x = 1,314,144.65 × 370,283.91
  4. Step 4: Simplify right side
    875,750.55x = 486,606,619,307.58
  5. Step 5: Solve for x
    x = 486,606,619,307.58/875,750.55
  6. Step 6: Final answer
    x = 555,645.23

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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.