Home / 581,347.40-802,268.73-319,713.04

Finding the Fourth Proportional to 581,347.40, 802,268.73 and 319,713.04

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Solution

The fourth proportional to 581,347.40, 802,268.73 and 319,713.04 is: 441,209.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,347.40 : 802,268.73 = 319,713.04 : x
  2. Step 2: Convert to fraction form
    581,347.40/802,268.73 = 319,713.04/x
  3. Step 3: Cross multiply
    581,347.40x = 802,268.73 × 319,713.04
  4. Step 4: Simplify right side
    581,347.40x = 256,495,774,565.24
  5. Step 5: Solve for x
    x = 256,495,774,565.24/581,347.40
  6. Step 6: Final answer
    x = 441,209.12

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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.