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Finding the Fourth Proportional to 302,001.60, 453,000.60 and 77,361.60

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Solution

The fourth proportional to 302,001.60, 453,000.60 and 77,361.60 is: 116,041.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,001.60 : 453,000.60 = 77,361.60 : x
  2. Step 2: Convert to fraction form
    302,001.60/453,000.60 = 77,361.60/x
  3. Step 3: Cross multiply
    302,001.60x = 453,000.60 × 77,361.60
  4. Step 4: Simplify right side
    302,001.60x = 35,044,851,216.96
  5. Step 5: Solve for x
    x = 35,044,851,216.96/302,001.60
  6. Step 6: Final answer
    x = 116,041.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.