Home / 875,918.40-1,313,877.60-496,692.60

Finding the Fourth Proportional to 875,918.40, 1,313,877.60 and 496,692.60

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Solution

The fourth proportional to 875,918.40, 1,313,877.60 and 496,692.60 is: 745,038.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,918.40 : 1,313,877.60 = 496,692.60 : x
  2. Step 2: Convert to fraction form
    875,918.40/1,313,877.60 = 496,692.60/x
  3. Step 3: Cross multiply
    875,918.40x = 1,313,877.60 × 496,692.60
  4. Step 4: Simplify right side
    875,918.40x = 652,593,281,225.76
  5. Step 5: Solve for x
    x = 652,593,281,225.76/875,918.40
  6. Step 6: Final answer
    x = 745,038.90

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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.