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Finding the Fourth Proportional to 473,574.28, 653,542.14 and 258,728.26

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Solution

The fourth proportional to 473,574.28, 653,542.14 and 258,728.26 is: 357,050.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,574.28 : 653,542.14 = 258,728.26 : x
  2. Step 2: Convert to fraction form
    473,574.28/653,542.14 = 258,728.26/x
  3. Step 3: Cross multiply
    473,574.28x = 653,542.14 × 258,728.26
  4. Step 4: Simplify right side
    473,574.28x = 169,089,820,718.88
  5. Step 5: Solve for x
    x = 169,089,820,718.88/473,574.28
  6. Step 6: Final answer
    x = 357,050.26

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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.