Home / 884,256.40-1,326,384.60-323,509.60

Finding the Fourth Proportional to 884,256.40, 1,326,384.60 and 323,509.60

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Solution

The fourth proportional to 884,256.40, 1,326,384.60 and 323,509.60 is: 485,264.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,256.40 : 1,326,384.60 = 323,509.60 : x
  2. Step 2: Convert to fraction form
    884,256.40/1,326,384.60 = 323,509.60/x
  3. Step 3: Cross multiply
    884,256.40x = 1,326,384.60 × 323,509.60
  4. Step 4: Simplify right side
    884,256.40x = 429,098,151,392.16
  5. Step 5: Solve for x
    x = 429,098,151,392.16/884,256.40
  6. Step 6: Final answer
    x = 485,264.40

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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.