Home / 849,667.40-1,274,501.10-700,368.20

Finding the Fourth Proportional to 849,667.40, 1,274,501.10 and 700,368.20

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Solution

The fourth proportional to 849,667.40, 1,274,501.10 and 700,368.20 is: 1,050,552.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,667.40 : 1,274,501.10 = 700,368.20 : x
  2. Step 2: Convert to fraction form
    849,667.40/1,274,501.10 = 700,368.20/x
  3. Step 3: Cross multiply
    849,667.40x = 1,274,501.10 × 700,368.20
  4. Step 4: Simplify right side
    849,667.40x = 892,620,041,305.02
  5. Step 5: Solve for x
    x = 892,620,041,305.02/849,667.40
  6. Step 6: Final answer
    x = 1,050,552.30

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Double scale
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Similar ratio
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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.