Home / 472,350.24-651,839.04-257,490.18

Finding the Fourth Proportional to 472,350.24, 651,839.04 and 257,490.18

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Solution

The fourth proportional to 472,350.24, 651,839.04 and 257,490.18 is: 355,334.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,350.24 : 651,839.04 = 257,490.18 : x
  2. Step 2: Convert to fraction form
    472,350.24/651,839.04 = 257,490.18/x
  3. Step 3: Cross multiply
    472,350.24x = 651,839.04 × 257,490.18
  4. Step 4: Simplify right side
    472,350.24x = 167,842,151,740.63
  5. Step 5: Solve for x
    x = 167,842,151,740.63/472,350.24
  6. Step 6: Final answer
    x = 355,334.11

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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.