Home / 1,148,535.30-1,722,740.07-349,749.95

Finding the Fourth Proportional to 1,148,535.30, 1,722,740.07 and 349,749.95

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Solution

The fourth proportional to 1,148,535.30, 1,722,740.07 and 349,749.95 is: 524,605.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,535.30 : 1,722,740.07 = 349,749.95 : x
  2. Step 2: Convert to fraction form
    1,148,535.30/1,722,740.07 = 349,749.95/x
  3. Step 3: Cross multiply
    1,148,535.30x = 1,722,740.07 × 349,749.95
  4. Step 4: Simplify right side
    1,148,535.30x = 602,528,254,750.10
  5. Step 5: Solve for x
    x = 602,528,254,750.10/1,148,535.30
  6. Step 6: Final answer
    x = 524,605.78

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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.