Home / 672,482.99-928,082.06-386,058.35

Finding the Fourth Proportional to 672,482.99, 928,082.06 and 386,058.35

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Solution

The fourth proportional to 672,482.99, 928,082.06 and 386,058.35 is: 532,792.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,482.99 : 928,082.06 = 386,058.35 : x
  2. Step 2: Convert to fraction form
    672,482.99/928,082.06 = 386,058.35/x
  3. Step 3: Cross multiply
    672,482.99x = 928,082.06 × 386,058.35
  4. Step 4: Simplify right side
    672,482.99x = 358,293,822,177.50
  5. Step 5: Solve for x
    x = 358,293,822,177.50/672,482.99
  6. Step 6: Final answer
    x = 532,792.40

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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.