Home / 934,913.61-1,401,263.01-429,048.18

Finding the Fourth Proportional to 934,913.61, 1,401,263.01 and 429,048.18

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Solution

The fourth proportional to 934,913.61, 1,401,263.01 and 429,048.18 is: 643,064.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,913.61 : 1,401,263.01 = 429,048.18 : x
  2. Step 2: Convert to fraction form
    934,913.61/1,401,263.01 = 429,048.18/x
  3. Step 3: Cross multiply
    934,913.61x = 1,401,263.01 × 429,048.18
  4. Step 4: Simplify right side
    934,913.61x = 601,209,344,141.82
  5. Step 5: Solve for x
    x = 601,209,344,141.82/934,913.61
  6. Step 6: Final answer
    x = 643,064.06

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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.