Home / 1,132,307.32-1,698,460.98-290,859.88

Finding the Fourth Proportional to 1,132,307.32, 1,698,460.98 and 290,859.88

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Solution

The fourth proportional to 1,132,307.32, 1,698,460.98 and 290,859.88 is: 436,289.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,307.32 : 1,698,460.98 = 290,859.88 : x
  2. Step 2: Convert to fraction form
    1,132,307.32/1,698,460.98 = 290,859.88/x
  3. Step 3: Cross multiply
    1,132,307.32x = 1,698,460.98 × 290,859.88
  4. Step 4: Simplify right side
    1,132,307.32x = 494,014,156,827.48
  5. Step 5: Solve for x
    x = 494,014,156,827.48/1,132,307.32
  6. Step 6: Final answer
    x = 436,289.82

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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.