Home / 1,148,720.70-1,723,329.72-349,981.32

Finding the Fourth Proportional to 1,148,720.70, 1,723,329.72 and 349,981.32

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Solution

The fourth proportional to 1,148,720.70, 1,723,329.72 and 349,981.32 is: 525,047.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,720.70 : 1,723,329.72 = 349,981.32 : x
  2. Step 2: Convert to fraction form
    1,148,720.70/1,723,329.72 = 349,981.32/x
  3. Step 3: Cross multiply
    1,148,720.70x = 1,723,329.72 × 349,981.32
  4. Step 4: Simplify right side
    1,148,720.70x = 603,133,210,200.83
  5. Step 5: Solve for x
    x = 603,133,210,200.83/1,148,720.70
  6. Step 6: Final answer
    x = 525,047.74

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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.