Home / 510,532.07-704,509.65-281,084.58

Finding the Fourth Proportional to 510,532.07, 704,509.65 and 281,084.58

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Solution

The fourth proportional to 510,532.07, 704,509.65 and 281,084.58 is: 387,883.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,532.07 : 704,509.65 = 281,084.58 : x
  2. Step 2: Convert to fraction form
    510,532.07/704,509.65 = 281,084.58/x
  3. Step 3: Cross multiply
    510,532.07x = 704,509.65 × 281,084.58
  4. Step 4: Simplify right side
    510,532.07x = 198,026,799,076.20
  5. Step 5: Solve for x
    x = 198,026,799,076.20/510,532.07
  6. Step 6: Final answer
    x = 387,883.18

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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.