Home / 833,255.20-1,248,133.20-693,287.20

Finding the Fourth Proportional to 833,255.20, 1,248,133.20 and 693,287.20

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Solution

The fourth proportional to 833,255.20, 1,248,133.20 and 693,287.20 is: 1,038,475.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,255.20 : 1,248,133.20 = 693,287.20 : x
  2. Step 2: Convert to fraction form
    833,255.20/1,248,133.20 = 693,287.20/x
  3. Step 3: Cross multiply
    833,255.20x = 1,248,133.20 × 693,287.20
  4. Step 4: Simplify right side
    833,255.20x = 865,314,771,455.04
  5. Step 5: Solve for x
    x = 865,314,771,455.04/833,255.20
  6. Step 6: Final answer
    x = 1,038,475.09

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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.