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Finding the Fourth Proportional to 604,597.96, 907,013.58 and 338,658.76

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Solution

The fourth proportional to 604,597.96, 907,013.58 and 338,658.76 is: 508,053.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,597.96 : 907,013.58 = 338,658.76 : x
  2. Step 2: Convert to fraction form
    604,597.96/907,013.58 = 338,658.76/x
  3. Step 3: Cross multiply
    604,597.96x = 907,013.58 × 338,658.76
  4. Step 4: Simplify right side
    604,597.96x = 307,168,094,305.96
  5. Step 5: Solve for x
    x = 307,168,094,305.96/604,597.96
  6. Step 6: Final answer
    x = 508,053.47

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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.