Home / 567,425.03-783,041.54-309,302.06

Finding the Fourth Proportional to 567,425.03, 783,041.54 and 309,302.06

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Solution

The fourth proportional to 567,425.03, 783,041.54 and 309,302.06 is: 426,834.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,425.03 : 783,041.54 = 309,302.06 : x
  2. Step 2: Convert to fraction form
    567,425.03/783,041.54 = 309,302.06/x
  3. Step 3: Cross multiply
    567,425.03x = 783,041.54 × 309,302.06
  4. Step 4: Simplify right side
    567,425.03x = 242,196,355,925.85
  5. Step 5: Solve for x
    x = 242,196,355,925.85/567,425.03
  6. Step 6: Final answer
    x = 426,834.11

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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.