Home / 730,108.80-1,094,307.84-330,284.16

Finding the Fourth Proportional to 730,108.80, 1,094,307.84 and 330,284.16

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Solution

The fourth proportional to 730,108.80, 1,094,307.84 and 330,284.16 is: 495,039.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,108.80 : 1,094,307.84 = 330,284.16 : x
  2. Step 2: Convert to fraction form
    730,108.80/1,094,307.84 = 330,284.16/x
  3. Step 3: Cross multiply
    730,108.80x = 1,094,307.84 × 330,284.16
  4. Step 4: Simplify right side
    730,108.80x = 361,432,545,715.81
  5. Step 5: Solve for x
    x = 361,432,545,715.81/730,108.80
  6. Step 6: Final answer
    x = 495,039.30

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1.5x scale

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.