Home / 922,749.60-1,384,343.10-473,539.80

Finding the Fourth Proportional to 922,749.60, 1,384,343.10 and 473,539.80

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Solution

The fourth proportional to 922,749.60, 1,384,343.10 and 473,539.80 is: 710,421.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,749.60 : 1,384,343.10 = 473,539.80 : x
  2. Step 2: Convert to fraction form
    922,749.60/1,384,343.10 = 473,539.80/x
  3. Step 3: Cross multiply
    922,749.60x = 1,384,343.10 × 473,539.80
  4. Step 4: Simplify right side
    922,749.60x = 655,541,554,705.38
  5. Step 5: Solve for x
    x = 655,541,554,705.38/922,749.60
  6. Step 6: Final answer
    x = 710,421.93

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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.