Home / 571,322.97-857,587.10-558,455.04

Finding the Fourth Proportional to 571,322.97, 857,587.10 and 558,455.04

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Solution

The fourth proportional to 571,322.97, 857,587.10 and 558,455.04 is: 838,271.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,322.97 : 857,587.10 = 558,455.04 : x
  2. Step 2: Convert to fraction form
    571,322.97/857,587.10 = 558,455.04/x
  3. Step 3: Cross multiply
    571,322.97x = 857,587.10 × 558,455.04
  4. Step 4: Simplify right side
    571,322.97x = 478,923,835,441.71
  5. Step 5: Solve for x
    x = 478,923,835,441.71/571,322.97
  6. Step 6: Final answer
    x = 838,271.63

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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.