Home / 755,502.08-1,042,590.98-415,970.33

Finding the Fourth Proportional to 755,502.08, 1,042,590.98 and 415,970.33

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Solution

The fourth proportional to 755,502.08, 1,042,590.98 and 415,970.33 is: 574,038.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,502.08 : 1,042,590.98 = 415,970.33 : x
  2. Step 2: Convert to fraction form
    755,502.08/1,042,590.98 = 415,970.33/x
  3. Step 3: Cross multiply
    755,502.08x = 1,042,590.98 × 415,970.33
  4. Step 4: Simplify right side
    755,502.08x = 433,686,911,925.77
  5. Step 5: Solve for x
    x = 433,686,911,925.77/755,502.08
  6. Step 6: Final answer
    x = 574,038.01

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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.