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Finding the Fourth Proportional to 531,005.60, 794,204.40 and 475,248.80

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Solution

The fourth proportional to 531,005.60, 794,204.40 and 475,248.80 is: 710,811.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,005.60 : 794,204.40 = 475,248.80 : x
  2. Step 2: Convert to fraction form
    531,005.60/794,204.40 = 475,248.80/x
  3. Step 3: Cross multiply
    531,005.60x = 794,204.40 × 475,248.80
  4. Step 4: Simplify right side
    531,005.60x = 377,444,688,054.72
  5. Step 5: Solve for x
    x = 377,444,688,054.72/531,005.60
  6. Step 6: Final answer
    x = 710,811.13

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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.