Home / 567,799.20-783,580.40-326,130.25

Finding the Fourth Proportional to 567,799.20, 783,580.40 and 326,130.25

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Solution

The fourth proportional to 567,799.20, 783,580.40 and 326,130.25 is: 450,069.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,799.20 : 783,580.40 = 326,130.25 : x
  2. Step 2: Convert to fraction form
    567,799.20/783,580.40 = 326,130.25/x
  3. Step 3: Cross multiply
    567,799.20x = 783,580.40 × 326,130.25
  4. Step 4: Simplify right side
    567,799.20x = 255,549,271,747.10
  5. Step 5: Solve for x
    x = 255,549,271,747.10/567,799.20
  6. Step 6: Final answer
    x = 450,069.80

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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.