Home / 731,341.84-1,009,199.64-425,466.40

Finding the Fourth Proportional to 731,341.84, 1,009,199.64 and 425,466.40

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Solution

The fourth proportional to 731,341.84, 1,009,199.64 and 425,466.40 is: 587,113.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,341.84 : 1,009,199.64 = 425,466.40 : x
  2. Step 2: Convert to fraction form
    731,341.84/1,009,199.64 = 425,466.40/x
  3. Step 3: Cross multiply
    731,341.84x = 1,009,199.64 × 425,466.40
  4. Step 4: Simplify right side
    731,341.84x = 429,380,537,712.10
  5. Step 5: Solve for x
    x = 429,380,537,712.10/731,341.84
  6. Step 6: Final answer
    x = 587,113.32

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1.5x scale

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.