Home / 581,159.04-802,020-326,505.12

Finding the Fourth Proportional to 581,159.04, 802,020 and 326,505.12

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Solution

The fourth proportional to 581,159.04, 802,020 and 326,505.12 is: 450,588.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,159.04 : 802,020 = 326,505.12 : x
  2. Step 2: Convert to fraction form
    581,159.04/802,020 = 326,505.12/x
  3. Step 3: Cross multiply
    581,159.04x = 802,020 × 326,505.12
  4. Step 4: Simplify right side
    581,159.04x = 261,863,636,342.40
  5. Step 5: Solve for x
    x = 261,863,636,342.40/581,159.04
  6. Step 6: Final answer
    x = 450,588.60

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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.