Home / 832,225.76-1,149,647.28-662,242.40

Finding the Fourth Proportional to 832,225.76, 1,149,647.28 and 662,242.40

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Solution

The fourth proportional to 832,225.76, 1,149,647.28 and 662,242.40 is: 914,830.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,225.76 : 1,149,647.28 = 662,242.40 : x
  2. Step 2: Convert to fraction form
    832,225.76/1,149,647.28 = 662,242.40/x
  3. Step 3: Cross multiply
    832,225.76x = 1,149,647.28 × 662,242.40
  4. Step 4: Simplify right side
    832,225.76x = 761,345,173,860.67
  5. Step 5: Solve for x
    x = 761,345,173,860.67/832,225.76
  6. Step 6: Final answer
    x = 914,830.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.