Home / 366,819,486.72-506,000,678.40-229,225,344

Finding the Fourth Proportional to 366,819,486.72, 506,000,678.40 and 229,225,344

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Solution

The fourth proportional to 366,819,486.72, 506,000,678.40 and 229,225,344 is: 316,199,612.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,819,486.72 : 506,000,678.40 = 229,225,344 : x
  2. Step 2: Convert to fraction form
    366,819,486.72/506,000,678.40 = 229,225,344/x
  3. Step 3: Cross multiply
    366,819,486.72x = 506,000,678.40 × 229,225,344
  4. Step 4: Simplify right side
    366,819,486.72x = 115,988,179,570,473,360
  5. Step 5: Solve for x
    x = 115,988,179,570,473,360/366,819,486.72
  6. Step 6: Final answer
    x = 316,199,612.53

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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.