Home / 972,526.52-1,342,154.22-542,890.52

Finding the Fourth Proportional to 972,526.52, 1,342,154.22 and 542,890.52

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Solution

The fourth proportional to 972,526.52, 1,342,154.22 and 542,890.52 is: 749,226.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,526.52 : 1,342,154.22 = 542,890.52 : x
  2. Step 2: Convert to fraction form
    972,526.52/1,342,154.22 = 542,890.52/x
  3. Step 3: Cross multiply
    972,526.52x = 1,342,154.22 × 542,890.52
  4. Step 4: Simplify right side
    972,526.52x = 728,642,802,415.99
  5. Step 5: Solve for x
    x = 728,642,802,415.99/972,526.52
  6. Step 6: Final answer
    x = 749,226.67

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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.