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Finding the Fourth Proportional to 700,888.04, 967,225.89 and 378,598.11

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Solution

The fourth proportional to 700,888.04, 967,225.89 and 378,598.11 is: 522,465.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,888.04 : 967,225.89 = 378,598.11 : x
  2. Step 2: Convert to fraction form
    700,888.04/967,225.89 = 378,598.11/x
  3. Step 3: Cross multiply
    700,888.04x = 967,225.89 × 378,598.11
  4. Step 4: Simplify right side
    700,888.04x = 366,189,893,897.07
  5. Step 5: Solve for x
    x = 366,189,893,897.07/700,888.04
  6. Step 6: Final answer
    x = 522,465.61

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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.