Home / 837,386.34-1,155,618.99-474,825.30

Finding the Fourth Proportional to 837,386.34, 1,155,618.99 and 474,825.30

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Solution

The fourth proportional to 837,386.34, 1,155,618.99 and 474,825.30 is: 655,273.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,386.34 : 1,155,618.99 = 474,825.30 : x
  2. Step 2: Convert to fraction form
    837,386.34/1,155,618.99 = 474,825.30/x
  3. Step 3: Cross multiply
    837,386.34x = 1,155,618.99 × 474,825.30
  4. Step 4: Simplify right side
    837,386.34x = 548,717,133,612.45
  5. Step 5: Solve for x
    x = 548,717,133,612.45/837,386.34
  6. Step 6: Final answer
    x = 655,273.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.