Home / 623,820.48-935,079.45-452,628.60

Finding the Fourth Proportional to 623,820.48, 935,079.45 and 452,628.60

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Solution

The fourth proportional to 623,820.48, 935,079.45 and 452,628.60 is: 678,470.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,820.48 : 935,079.45 = 452,628.60 : x
  2. Step 2: Convert to fraction form
    623,820.48/935,079.45 = 452,628.60/x
  3. Step 3: Cross multiply
    623,820.48x = 935,079.45 × 452,628.60
  4. Step 4: Simplify right side
    623,820.48x = 423,243,702,342.27
  5. Step 5: Solve for x
    x = 423,243,702,342.27/623,820.48
  6. Step 6: Final answer
    x = 678,470.35

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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.