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Finding the Fourth Proportional to 562,159.76, 841,874.52 and 309,053.84

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Solution

The fourth proportional to 562,159.76, 841,874.52 and 309,053.84 is: 462,830.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,159.76 : 841,874.52 = 309,053.84 : x
  2. Step 2: Convert to fraction form
    562,159.76/841,874.52 = 309,053.84/x
  3. Step 3: Cross multiply
    562,159.76x = 841,874.52 × 309,053.84
  4. Step 4: Simplify right side
    562,159.76x = 260,184,553,204.16
  5. Step 5: Solve for x
    x = 260,184,553,204.16/562,159.76
  6. Step 6: Final answer
    x = 462,830.27

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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.