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Finding the Fourth Proportional to 369,655.84, 510,204.12 and 233,603.20

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Solution

The fourth proportional to 369,655.84, 510,204.12 and 233,603.20 is: 322,422.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,655.84 : 510,204.12 = 233,603.20 : x
  2. Step 2: Convert to fraction form
    369,655.84/510,204.12 = 233,603.20/x
  3. Step 3: Cross multiply
    369,655.84x = 510,204.12 × 233,603.20
  4. Step 4: Simplify right side
    369,655.84x = 119,185,315,085.18
  5. Step 5: Solve for x
    x = 119,185,315,085.18/369,655.84
  6. Step 6: Final answer
    x = 322,422.38

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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.