Home / 746,023.51-1,119,366.03-390,953.11

Finding the Fourth Proportional to 746,023.51, 1,119,366.03 and 390,953.11

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Solution

The fourth proportional to 746,023.51, 1,119,366.03 and 390,953.11 is: 586,603.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,023.51 : 1,119,366.03 = 390,953.11 : x
  2. Step 2: Convert to fraction form
    746,023.51/1,119,366.03 = 390,953.11/x
  3. Step 3: Cross multiply
    746,023.51x = 1,119,366.03 × 390,953.11
  4. Step 4: Simplify right side
    746,023.51x = 437,619,630,656.85
  5. Step 5: Solve for x
    x = 437,619,630,656.85/746,023.51
  6. Step 6: Final answer
    x = 586,603.00

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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.