Home / 934,723.80-1,402,085.70-303,701.40

Finding the Fourth Proportional to 934,723.80, 1,402,085.70 and 303,701.40

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Solution

The fourth proportional to 934,723.80, 1,402,085.70 and 303,701.40 is: 455,552.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,723.80 : 1,402,085.70 = 303,701.40 : x
  2. Step 2: Convert to fraction form
    934,723.80/1,402,085.70 = 303,701.40/x
  3. Step 3: Cross multiply
    934,723.80x = 1,402,085.70 × 303,701.40
  4. Step 4: Simplify right side
    934,723.80x = 425,815,390,009.98
  5. Step 5: Solve for x
    x = 425,815,390,009.98/934,723.80
  6. Step 6: Final answer
    x = 455,552.10

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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.