Home / 910,073.24-1,255,899.58-502,174.74

Finding the Fourth Proportional to 910,073.24, 1,255,899.58 and 502,174.74

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Solution

The fourth proportional to 910,073.24, 1,255,899.58 and 502,174.74 is: 693,000.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,073.24 : 1,255,899.58 = 502,174.74 : x
  2. Step 2: Convert to fraction form
    910,073.24/1,255,899.58 = 502,174.74/x
  3. Step 3: Cross multiply
    910,073.24x = 1,255,899.58 × 502,174.74
  4. Step 4: Simplify right side
    910,073.24x = 630,681,045,052.61
  5. Step 5: Solve for x
    x = 630,681,045,052.61/910,073.24
  6. Step 6: Final answer
    x = 693,000.32

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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.