Home / 887,342.08-1,331,123.04-347,528.32

Finding the Fourth Proportional to 887,342.08, 1,331,123.04 and 347,528.32

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Solution

The fourth proportional to 887,342.08, 1,331,123.04 and 347,528.32 is: 521,335.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,342.08 : 1,331,123.04 = 347,528.32 : x
  2. Step 2: Convert to fraction form
    887,342.08/1,331,123.04 = 347,528.32/x
  3. Step 3: Cross multiply
    887,342.08x = 1,331,123.04 × 347,528.32
  4. Step 4: Simplify right side
    887,342.08x = 462,602,953,804.49
  5. Step 5: Solve for x
    x = 462,602,953,804.49/887,342.08
  6. Step 6: Final answer
    x = 521,335.53

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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.