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Finding the Fourth Proportional to 473,657.20, 710,485.80 and 470,892.40

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Solution

The fourth proportional to 473,657.20, 710,485.80 and 470,892.40 is: 706,338.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,657.20 : 710,485.80 = 470,892.40 : x
  2. Step 2: Convert to fraction form
    473,657.20/710,485.80 = 470,892.40/x
  3. Step 3: Cross multiply
    473,657.20x = 710,485.80 × 470,892.40
  4. Step 4: Simplify right side
    473,657.20x = 334,562,363,527.92
  5. Step 5: Solve for x
    x = 334,562,363,527.92/473,657.20
  6. Step 6: Final answer
    x = 706,338.60

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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.