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Finding the Fourth Proportional to 575,035.51, 793,554.37 and 316,921.67

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Solution

The fourth proportional to 575,035.51, 793,554.37 and 316,921.67 is: 437,354.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,035.51 : 793,554.37 = 316,921.67 : x
  2. Step 2: Convert to fraction form
    575,035.51/793,554.37 = 316,921.67/x
  3. Step 3: Cross multiply
    575,035.51x = 793,554.37 × 316,921.67
  4. Step 4: Simplify right side
    575,035.51x = 251,494,571,416.12
  5. Step 5: Solve for x
    x = 251,494,571,416.12/575,035.51
  6. Step 6: Final answer
    x = 437,354.86

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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.