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Finding the Fourth Proportional to 1,125,550, 1,688,325 and 337,582

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Solution

The fourth proportional to 1,125,550, 1,688,325 and 337,582 is: 506,373

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,550 : 1,688,325 = 337,582 : x
  2. Step 2: Convert to fraction form
    1,125,550/1,688,325 = 337,582/x
  3. Step 3: Cross multiply
    1,125,550x = 1,688,325 × 337,582
  4. Step 4: Simplify right side
    1,125,550x = 569,948,130,150
  5. Step 5: Solve for x
    x = 569,948,130,150/1,125,550
  6. Step 6: Final answer
    x = 506,373

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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.