Home / 731,404.60-1,097,106.90-606,988.60

Finding the Fourth Proportional to 731,404.60, 1,097,106.90 and 606,988.60

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Solution

The fourth proportional to 731,404.60, 1,097,106.90 and 606,988.60 is: 910,482.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,404.60 : 1,097,106.90 = 606,988.60 : x
  2. Step 2: Convert to fraction form
    731,404.60/1,097,106.90 = 606,988.60/x
  3. Step 3: Cross multiply
    731,404.60x = 1,097,106.90 × 606,988.60
  4. Step 4: Simplify right side
    731,404.60x = 665,931,381,281.34
  5. Step 5: Solve for x
    x = 665,931,381,281.34/731,404.60
  6. Step 6: Final answer
    x = 910,482.90

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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.