Home / 875,748.30-1,314,141.27-370,281.66

Finding the Fourth Proportional to 875,748.30, 1,314,141.27 and 370,281.66

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Solution

The fourth proportional to 875,748.30, 1,314,141.27 and 370,281.66 is: 555,641.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,748.30 : 1,314,141.27 = 370,281.66 : x
  2. Step 2: Convert to fraction form
    875,748.30/1,314,141.27 = 370,281.66/x
  3. Step 3: Cross multiply
    875,748.30x = 1,314,141.27 × 370,281.66
  4. Step 4: Simplify right side
    875,748.30x = 486,602,410,930.11
  5. Step 5: Solve for x
    x = 486,602,410,930.11/875,748.30
  6. Step 6: Final answer
    x = 555,641.86

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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.