Home / 976,308.98-1,347,268.95-534,776.46

Finding the Fourth Proportional to 976,308.98, 1,347,268.95 and 534,776.46

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Solution

The fourth proportional to 976,308.98, 1,347,268.95 and 534,776.46 is: 737,971.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,308.98 : 1,347,268.95 = 534,776.46 : x
  2. Step 2: Convert to fraction form
    976,308.98/1,347,268.95 = 534,776.46/x
  3. Step 3: Cross multiply
    976,308.98x = 1,347,268.95 × 534,776.46
  4. Step 4: Simplify right side
    976,308.98x = 720,487,719,748.92
  5. Step 5: Solve for x
    x = 720,487,719,748.92/976,308.98
  6. Step 6: Final answer
    x = 737,971.01

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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.