Home / 934,564.30-1,402,502.55-402,467.20

Finding the Fourth Proportional to 934,564.30, 1,402,502.55 and 402,467.20

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Solution

The fourth proportional to 934,564.30, 1,402,502.55 and 402,467.20 is: 603,983.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,564.30 : 1,402,502.55 = 402,467.20 : x
  2. Step 2: Convert to fraction form
    934,564.30/1,402,502.55 = 402,467.20/x
  3. Step 3: Cross multiply
    934,564.30x = 1,402,502.55 × 402,467.20
  4. Step 4: Simplify right side
    934,564.30x = 564,461,274,291.36
  5. Step 5: Solve for x
    x = 564,461,274,291.36/934,564.30
  6. Step 6: Final answer
    x = 603,983.35

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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.