Home / 652,140.80-913,619.20-652,140.80

Finding the Fourth Proportional to 652,140.80, 913,619.20 and 652,140.80

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Solution

The fourth proportional to 652,140.80, 913,619.20 and 652,140.80 is: 913,619.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,140.80 : 913,619.20 = 652,140.80 : x
  2. Step 2: Convert to fraction form
    652,140.80/913,619.20 = 652,140.80/x
  3. Step 3: Cross multiply
    652,140.80x = 913,619.20 × 652,140.80
  4. Step 4: Simplify right side
    652,140.80x = 595,808,355,983.36
  5. Step 5: Solve for x
    x = 595,808,355,983.36/652,140.80
  6. Step 6: Final answer
    x = 913,619.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.