Home / 804,641.72-1,110,126.40-514,423.17

Finding the Fourth Proportional to 804,641.72, 1,110,126.40 and 514,423.17

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Solution

The fourth proportional to 804,641.72, 1,110,126.40 and 514,423.17 is: 709,725.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,641.72 : 1,110,126.40 = 514,423.17 : x
  2. Step 2: Convert to fraction form
    804,641.72/1,110,126.40 = 514,423.17/x
  3. Step 3: Cross multiply
    804,641.72x = 1,110,126.40 × 514,423.17
  4. Step 4: Simplify right side
    804,641.72x = 571,074,740,502.63
  5. Step 5: Solve for x
    x = 571,074,740,502.63/804,641.72
  6. Step 6: Final answer
    x = 709,725.50

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Double scale
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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.