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Finding the Fourth Proportional to 546,875.10, 820,312.65 and 334,298.70

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Solution

The fourth proportional to 546,875.10, 820,312.65 and 334,298.70 is: 501,448.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,875.10 : 820,312.65 = 334,298.70 : x
  2. Step 2: Convert to fraction form
    546,875.10/820,312.65 = 334,298.70/x
  3. Step 3: Cross multiply
    546,875.10x = 820,312.65 × 334,298.70
  4. Step 4: Simplify right side
    546,875.10x = 274,229,452,488.56
  5. Step 5: Solve for x
    x = 274,229,452,488.56/546,875.10
  6. Step 6: Final answer
    x = 501,448.05

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1.5x scale

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.