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Finding the Fourth Proportional to 473,784.84, 710,788.68 and 153,935.64

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Solution

The fourth proportional to 473,784.84, 710,788.68 and 153,935.64 is: 230,939.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,784.84 : 710,788.68 = 153,935.64 : x
  2. Step 2: Convert to fraction form
    473,784.84/710,788.68 = 153,935.64/x
  3. Step 3: Cross multiply
    473,784.84x = 710,788.68 × 153,935.64
  4. Step 4: Simplify right side
    473,784.84x = 109,415,710,360.56
  5. Step 5: Solve for x
    x = 109,415,710,360.56/473,784.84
  6. Step 6: Final answer
    x = 230,939.66

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1.5x scale

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.