Home / 731,567.20-1,095,212.40-521,615.20

Finding the Fourth Proportional to 731,567.20, 1,095,212.40 and 521,615.20

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Solution

The fourth proportional to 731,567.20, 1,095,212.40 and 521,615.20 is: 780,898.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,567.20 : 1,095,212.40 = 521,615.20 : x
  2. Step 2: Convert to fraction form
    731,567.20/1,095,212.40 = 521,615.20/x
  3. Step 3: Cross multiply
    731,567.20x = 1,095,212.40 × 521,615.20
  4. Step 4: Simplify right side
    731,567.20x = 571,279,435,068.48
  5. Step 5: Solve for x
    x = 571,279,435,068.48/731,567.20
  6. Step 6: Final answer
    x = 780,898.10

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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.