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Finding the Fourth Proportional to 473,357.27, 710,135.66 and 153,484.20

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Solution

The fourth proportional to 473,357.27, 710,135.66 and 153,484.20 is: 230,258.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,357.27 : 710,135.66 = 153,484.20 : x
  2. Step 2: Convert to fraction form
    473,357.27/710,135.66 = 153,484.20/x
  3. Step 3: Cross multiply
    473,357.27x = 710,135.66 × 153,484.20
  4. Step 4: Simplify right side
    473,357.27x = 108,994,602,899.15
  5. Step 5: Solve for x
    x = 108,994,602,899.15/473,357.27
  6. Step 6: Final answer
    x = 230,258.65

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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.