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Finding the Fourth Proportional to 415,582.48, 573,599.22 and 254,526.28

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Solution

The fourth proportional to 415,582.48, 573,599.22 and 254,526.28 is: 351,304.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,582.48 : 573,599.22 = 254,526.28 : x
  2. Step 2: Convert to fraction form
    415,582.48/573,599.22 = 254,526.28/x
  3. Step 3: Cross multiply
    415,582.48x = 573,599.22 × 254,526.28
  4. Step 4: Simplify right side
    415,582.48x = 145,996,075,677.50
  5. Step 5: Solve for x
    x = 145,996,075,677.50/415,582.48
  6. Step 6: Final answer
    x = 351,304.69

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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.